No problem, we've got 4250 and 5138 to multiply
4250 × 5138 = 5138 × (4250)
+ 5138 × 0 which equals 0
+ 5138 × 50 resulting in 256900
+ 5138 × 200 producing 1027600
+ 5138 × 4000 that results in 20552000

= 21836500
