Alright, let's work through 3012 times 7374 step by step
3012 × 7374 = 7374 × (3012)
+ 7374 × 2 what gives us 14748
+ 7374 × 10 that is equal 73740
+ 7374 × 000 resulting in 0
+ 7374 × 3000 resulting in 22122000

= 22210488
