| 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | + | ( | ( | 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | ) | ÷ | 499 500 | ) | × | 1 500 | = | X |
| Left side of the equation = | 8091262 25 | + | 1 800 | X | + | ( | ( | 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | ) | ÷ | 499 500 | ) | × | 1 500 |
8091262 25 | + | 1 800 | X | + | ( | ( | 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | ) | ÷ | 499 500 | ) | × | 1 500 | = | X |
| Left side of the equation = | 8091262 25 | + | 1 800 | X | + | ( | 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | ) | ÷ | 499 500 | × | 1 500 |
| = | 8091262 25 | + | 1 800 | X | + | ( | 317400 | + | 23219 50 | + | 1241 | + | 200 | + | X | × | 1 800 | + | 43451 10 | ) | × | 1 499 |
| = | 8091262 25 | + | 1 800 | X | + | 317400 | × | 1 499 | + | 23219 50 | × | 1 499 | + | 1241 | × | 1 499 | + | 200 | × | 1 499 | + | X |
| = | 8091262 25 | + | 1 800 | X | + | 317400 499 | + | 23219 24950 | + | 1241 499 | + | 200 499 | + | X | × | 1 399200 | + | 43451 4990 |