Alright, let's work through 8236 times 3555 step by step
8236 × 3555 = 3555 × (8236)
+ 3555 × 6 yielding 21330
+ 3555 × 30 that results in 106650
+ 3555 × 200 that is equal 711000
+ 3555 × 8000 giving us 28440000

= 29278980
