| ( | 3472 125 | + | x | ) | × | 17 20 | = | 6944 125 | + | 9516 125 | − | x |
| 方程左边 = | 3472 125 | × | 17 20 | + | x | × | 17 20 |
| = | 14756 625 | + | x | × | 17 20 |
14756 625 | + | 17 20 | x | = | 6944 125 | + | 9516 125 | − | x |
| 方程右边 = | 3292 25 | − | x |
14756 625 | + | 17 20 | x | = | 3292 25 | − | x |
17 20 | x | + | x | = | 3292 25 | − | 14756 625 |
37 20 | x | = | 3292 25 | − | 14756 625 |
37 20 | x | = | 67544 625 |
| x | = | 67544 625 | ÷ | 37 20 |
| = | 67544 625 | × | 20 37 |
| = | 67544 125 | × | 4 37 |
| x | = | 270176 4625 |
| x | = | 58.416432 |