| X | × | 3500 | × | 71099 10000 | = | 315000 | + | 75117 50 | + | 400 | + | 75862633 10000 | + | 60144623 250000 | X | + | 6461819 200000 | X | + | 300 | + | 497063 400 | X | + | 400 |
| Left side of the equation = | X | × | 497693 20 |
497693 20 | X | = | 315000 | + | 75117 50 | + | 400 | + | 75862633 10000 | + | 60144623 250000 | X | + | 6461819 200000 | X | + | 300 | + | 497063 400 | X | + | 400 |