| ( | 260 | × | 27 | × | 2 | − | x | ) | × | 9 10 | + | 32 | × | 27 | = | 122701 10 |
| 方程左边 = | ( | 260 | × | 27 | × | 2 | − | x | ) | × | 9 10 | + | 864 |
| ( | 260 | × | 27 | × | 2 | − | x | ) | × | 9 10 | + | 864 | = | 122701 10 |
| 方程左边 = | 260 | × | 27 | × | 2 | × | 9 10 | − | x | × | 9 10 | + | 864 |
| = | 12636 | − | x | × | 9 10 | + | 864 |
| = | 13500 | − | 9 10 | x |
| 13500 | − | 9 10 | x | = | 122701 10 |
| - | 9 10 | x | = | 122701 10 | − | 13500 |
| - | 9 10 | x | = | - | 12299 10 |
12299 10 | = | 9 10 | x |
9 10 | x | = | 12299 10 |
| x | = | 12299 10 | ÷ | 9 10 |
| = | 12299 10 | × | 10 9 |
| = | 12299 | × | 1 9 |
| x | = | 12299 9 |
| x | = | 1366.555556 |