Alright, let's work through 4254 times 3143 step by step
4254 × 3143 = 3143 × (4254)
+ 3143 × 4 that equals 12572
+ 3143 × 50 that is equal 157150
+ 3143 × 200 producing 628600
+ 3143 × 4000 that is equal 12572000

= 13370322
