| ( | 29528 | + | 32197 | + | 32952 | + | x | ) | ÷ | 4 | = | 31570 |
| Left side of the equation = | 29528 | × | 1 4 | + | 32197 | × | 1 4 | + | 32952 | × | 1 4 | + | x | × | 1 4 |
| = | 7382 | + | 32197 4 | + | 8238 | + | x | × | 1 4 |
| = | 94677 4 | + | 1 4 | x |
94677 4 | + | 1 4 | x | = | 31570 |
1 4 | x | = | 31570 | − | 94677 4 |
1 4 | x | = | 31603 4 |
| x | = | 31603 4 | ÷ | 1 4 |
| = | 31603 4 | × | 4 |
| = | 31603 | × | 1 |
| x | = | 31603 |