No problem, we've got 3843 and 1122 to multiply
3843 × 1122 = 1122 × (3843)
+ 1122 × 3 what gives us 3366
+ 1122 × 40 that equals 44880
+ 1122 × 800 producing 897600
+ 1122 × 3000 what gives us 3366000

= 4311846
