Alright, let's work through 8861 times 2839 step by step
8861 × 2839 = 2839 × (8861)
+ 2839 × 1 yielding 2839
+ 2839 × 60 resulting in 170340
+ 2839 × 800 yielding 2271200
+ 2839 × 8000 producing 22712000

= 25156379
