Alright, let's work through 3121 times 7027 step by step
3121 × 7027 = 7027 × (3121)
+ 7027 × 1 giving us 7027
+ 7027 × 20 producing 140540
+ 7027 × 100 that is equal 702700
+ 7027 × 3000 what gives us 21081000

= 21931267
