Alright, let's work through 8278 times 2789 step by step
8278 × 2789 = 2789 × (8278)
+ 2789 × 8 that is equal 22312
+ 2789 × 70 what gives us 195230
+ 2789 × 200 that is equal 557800
+ 2789 × 8000 producing 22312000

= 23087342
