| x | = | 37749 100 | + | x | ( | 1 | + | 10 100 | ) | × | 1 100 | + | 20 100 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | ÷ | 1000 | + | 11 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | ÷ | 1000 |
| 方程右边 = | 38849 100 | + | x | ( | 1 | + | 10 100 | ) | × | 1 100 | + | 20 100 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| x | = | 38849 100 | + | x | ( | 1 | + | 10 100 | ) | × | 1 100 | + | 20 100 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| 方程右边 = | 38849 100 | + | x | × | 1 | × | 1 100 | + | x | × | 10 100 | × | 1 100 | + | 20 100 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) |
| = | 38849 100 | + | x | × | 1 100 | + | x | × | 1 1000 | + | 20 100 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| = | 38849 100 | + | 211 1000 | x | + | ( | 300 | + | x | × | 1000 | × | 13 10000 | ) | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| = | 38849 100 | + | 211 1000 | x | + | 300 | × | 1 1000 | + | x | × | 1000 | × | 13 10000 | × | 1 1000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| = | 38849 100 | + | 211 1000 | x | + | 3 10 | + | x | × | 13 10000 | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| = | 38879 100 | + | 2123 10000 | x | + | ( | 60 | × | 13 | + | 810 | + | x | × | 1000 | × | 5 100 | ) | × | 1 1000 |
| = | 38879 100 | + | 2123 10000 | x | + | 60 | × | 13 | × | 1 1000 | + | 810 | × | 1 1000 | + | x | × | 1000 | × | 5 100 | × | 1 1000 |
| = | 38879 100 | + | 2123 10000 | x | + | 39 50 | + | 81 100 | + | x | × | 1 20 |
| = | 19519 50 | + | 2623 10000 | x |
| x | = | 19519 50 | + | 2623 10000 | x |
| x | − | 2623 10000 | x | = | 19519 50 |
7377 10000 | x | = | 19519 50 |
| x | = | 19519 50 | ÷ | 7377 10000 |
| = | 19519 50 | × | 10000 7377 |
| = | 19519 | × | 200 7377 |
| x | = | 3903800 7377 |
| x | = | 529.185306 |