Alright, let's work through 2858 times 3158 step by step
2858 × 3158 = 3158 × (2858)
+ 3158 × 8 resulting in 25264
+ 3158 × 50 that results in 157900
+ 3158 × 800 yielding 2526400
+ 3158 × 2000 that is equal 6316000

= 9025564
