We're going to solve 1687 multiplied by 4518
1687 × 4518 = 4518 × (1687)
+ 4518 × 7 giving us 31626
+ 4518 × 80 that is equal 361440
+ 4518 × 600 resulting in 2710800
+ 4518 × 1000 that is equal 4518000

= 7621866
