| ( | 44240 | + | 553 100 | x | ) | ÷ | ( | 800 | + | x | ) | = | 553 100 |
| Multiply both sides of the equation by: | ( | 800 | + | x | ) |
| ( | 44240 | + | 553 100 | x | ) | = | 553 100 | ( | 800 | + | x | ) |
| 44240 | + | 553 100 | x | = | 553 100 | ( | 800 | + | x | ) |
| 44240 | + | 553 100 | x | = | 553 100 | × | 800 | + | 553 100 | x |
| 44240 | + | 553 100 | x | = | 4424 | + | 553 100 | x |
553 100 | x | − | 553 100 | x | = | 4424 | − | 44240 |
| 0 | x | = | 4424 | − | 44240 |
| 0 | x | = | - | 39816 |