We're going to solve 3997 multiplied by 1778
3997 × 1778 = 1778 × (3997)
+ 1778 × 7 that is equal 12446
+ 1778 × 90 which equals 160020
+ 1778 × 900 producing 1600200
+ 1778 × 3000 that results in 5334000

= 7106666
