Alright, let's work through 3742 times 1221 step by step
3742 × 1221 = 1221 × (3742)
+ 1221 × 2 what gives us 2442
+ 1221 × 40 which equals 48840
+ 1221 × 700 that is equal 854700
+ 1221 × 3000 giving us 3663000

= 4568982
