| ( | 301 | + | 311 | + | 545 | + | x | ) | ( | 1 | + | 233 500 | × | 3 | ) | = | 3500 |
| Left side of the equation = | 301 | ( | 1 | + | 233 500 | × | 3 | ) | + | 311 | ( | 1 | + | 233 500 | × | 3 | ) | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 301 | × | 1 | + | 301 | × | 233 500 | × | 3 | + | 311 | ( | 1 | + | 233 500 | × | 3 | ) | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 301 | + | 210399 500 | + | 311 | ( | 1 | + | 233 500 | × | 3 | ) | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 360899 500 | + | 311 | ( | 1 | + | 233 500 | × | 3 | ) | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 360899 500 | + | 311 | × | 1 | + | 311 | × | 233 500 | × | 3 | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 360899 500 | + | 311 | + | 217389 500 | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 183447 125 | + | 545 | ( | 1 | + | 233 500 | × | 3 | ) | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 183447 125 | + | 545 | × | 1 | + | 545 | × | 233 500 | × | 3 | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 183447 125 | + | 545 | + | 76191 100 | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 1387243 500 | + | x | ( | 1 | + | 233 500 | × | 3 | ) |
| = | 1387243 500 | + | x | × | 1 | + | x | × | 233 500 | × | 3 |
| = | 1387243 500 | + | x | × | 1 | + | x | × | 699 500 |
| = | 1387243 500 | + | 1199 500 | x |
1387243 500 | + | 1199 500 | x | = | 3500 |
1199 500 | x | = | 3500 | − | 1387243 500 |
1199 500 | x | = | 362757 500 |
| x | = | 362757 500 | ÷ | 1199 500 |
| = | 362757 500 | × | 500 1199 |
| = | 362757 | × | 1 1199 |
| x | = | 362757 1199 |
| x | = | 302.549625 |