| 4944 | − | ( | 4 | x | ) | − | ( | 4 | x | × | 3 100 | ) | = | 9191 100 |
| 方程左边 = | 4944 | − | 4 | x | − | ( | 4 | x | × | 3 100 | ) |
| = | 4944 | − | 4 | x | − | 4 | x | × | 3 100 |
| = | 4944 | − | 4 | x | − | 3 25 | x |
| = | 4944 | − | 103 25 | x |
| 4944 | − | 103 25 | x | = | 9191 100 |
| - | 103 25 | x | = | 9191 100 | − | 4944 |
| - | 103 25 | x | = | - | 485209 100 |
485209 100 | = | 103 25 | x |
103 25 | x | = | 485209 100 |
| x | = | 485209 100 | ÷ | 103 25 |
| = | 485209 100 | × | 25 103 |
| = | 485209 4 | × | 1 103 |
| x | = | 485209 412 |
| x | = | 1177.691748 |