Alright, let's work through 3140 times 9452 step by step
3140 × 9452 = 9452 × (3140)
+ 9452 × 0 giving us 0
+ 9452 × 40 that is equal 378080
+ 9452 × 100 giving us 945200
+ 9452 × 3000 producing 28356000

= 29679280
