| ( | 8224 | − | x | ) | ( | 1 | × | 28 500 | ) | = | x |
| 方程左边 = | 8224 | ( | 1 | × | 28 500 | ) | − | x | ( | 1 | × | 28 500 | ) |
| = | 8224 | × | 1 | × | 28 500 | − | x | ( | 1 | × | 28 500 | ) |
| = | 57568 125 | − | x | ( | 1 | × | 28 500 | ) |
| = | 57568 125 | − | x | × | 1 | × | 28 500 |
| = | 57568 125 | − | x | × | 7 125 |
57568 125 | − | 7 125 | x | = | x |
| - | 7 125 | x | − | x | = | - | 57568 125 |
| - | 132 125 | x | = | - | 57568 125 |
57568 125 | = | 132 125 | x |
132 125 | x | = | 57568 125 |
| x | = | 57568 125 | ÷ | 132 125 |
| = | 57568 125 | × | 125 132 |
| = | 14392 | × | 1 33 |
| x | = | 14392 33 |
| x | = | 436.121212 |