| ( | 393 25 | × | 1179 50 | + | 1029 50 | × | 468 25 | + | 73 5 | × | 927 50 | + | 412 25 | × | 1777 100 | + | 498 25 | x | ) | ÷ | 873 10 | = | 478 25 |
| Left side of the equation = | 393 25 | × | 1179 50 | × | 10 873 | + | 1029 50 | × | 468 25 | × | 10 873 | + | 73 5 | × | 927 50 | × | 10 873 | + | 412 25 | × | 1777 100 | × | 10 873 |
| = | 51483 12125 | + | 53508 12125 | + | 7519 2425 | + | 366062 109125 | + | 332 1455 | x |