No problem, we've got 4221 and 2972 to multiply
4221 × 2972 = 2972 × (4221)
+ 2972 × 1 that is equal 2972
+ 2972 × 20 producing 59440
+ 2972 × 200 that is equal 594400
+ 2972 × 4000 that results in 11888000

= 12544812
