| 4716 | × | 487 100 | + | 5 | x | = | 4716 | × | 49 10 | + | 49 10 | x |
| 方程左边 = | 574173 25 | + | 5 | x |
574173 25 | + | 5 | x | = | 4716 | × | 49 10 | + | 49 10 | x |
| 方程右边 = | 115542 5 | + | 49 10 | x |
574173 25 | + | 5 | x | = | 115542 5 | + | 49 10 | x |
| 5 | x | − | 49 10 | x | = | 115542 5 | − | 574173 25 |
1 10 | x | = | 115542 5 | − | 574173 25 |
1 10 | x | = | 3537 25 |
| x | = | 3537 25 | ÷ | 1 10 |
| = | 3537 25 | × | 10 |
| = | 3537 5 | × | 2 |
| x | = | 7074 5 |
| x | = | 1414.8 |