We're going to solve 7839 multiplied by 3671
7839 × 3671 = 3671 × (7839)
+ 3671 × 9 that is equal 33039
+ 3671 × 30 resulting in 110130
+ 3671 × 800 yielding 2936800
+ 3671 × 7000 which equals 25697000

= 28776969
