| ( | 2817 25 | + | 10767 100 | + | 10179 100 | + | x | ) | ÷ | 4 | = | 536 5 |
| 方程左边 = | 2817 25 | × | 1 4 | + | 10767 100 | × | 1 4 | + | 10179 100 | × | 1 4 | + | x | × | 1 4 |
| = | 2817 100 | + | 10767 400 | + | 10179 400 | + | x | × | 1 4 |
| = | 16107 200 | + | 1 4 | x |
16107 200 | + | 1 4 | x | = | 536 5 |
1 4 | x | = | 536 5 | − | 16107 200 |
1 4 | x | = | 5333 200 |
| x | = | 5333 200 | ÷ | 1 4 |
| = | 5333 200 | × | 4 |
| = | 5333 50 | × | 1 |
| x | = | 5333 50 |
| x | = | 106.66 |