We're going to solve 4078 multiplied by 8992
4078 × 8992 = 8992 × (4078)
+ 8992 × 8 which equals 71936
+ 8992 × 70 what gives us 629440
+ 8992 × 000 that is equal 0
+ 8992 × 4000 producing 35968000

= 36669376
