| ( | 19422 | − | x | ) | − | ( | ( | 19422 | − | x | ) | × | 27 100 | ) | = | 13999 |
| 方程左边 = | 19422 | − | x | − | ( | ( | 19422 | − | x | ) | × | 27 100 | ) |
| = | 19422 | − | x | − | ( | 19422 | − | x | ) | × | 27 100 |
| = | 19422 | − | x | − | 19422 | × | 27 100 | + | x | × | 27 100 |
| = | 19422 | − | x | − | 262197 50 | + | x | × | 27 100 |
| = | 708903 50 | − | 73 100 | x |
708903 50 | − | 73 100 | x | = | 13999 |
| - | 73 100 | x | = | 13999 | − | 708903 50 |
| - | 73 100 | x | = | - | 8953 50 |
8953 50 | = | 73 100 | x |
73 100 | x | = | 8953 50 |
| x | = | 8953 50 | ÷ | 73 100 |
| = | 8953 50 | × | 100 73 |
| = | 8953 | × | 2 73 |
| x | = | 17906 73 |
| x | = | 245.287671 |