No problem, we've got 4221 and 1035 to multiply
4221 × 1035 = 1035 × (4221)
+ 1035 × 1 producing 1035
+ 1035 × 20 that is equal 20700
+ 1035 × 200 yielding 207000
+ 1035 × 4000 what gives us 4140000

= 4368735
