Let's calculate 3878 x 4328
3878 × 4328 = 4328 × (3878)
+ 4328 × 8 producing 34624
+ 4328 × 70 that results in 302960
+ 4328 × 800 what gives us 3462400
+ 4328 × 3000 that is equal 12984000

= 16783984
