Alright, let's work through 8902 times 8859 step by step
8902 × 8859 = 8859 × (8902)
+ 8859 × 2 resulting in 17718
+ 8859 × 00 producing 0
+ 8859 × 900 giving us 7973100
+ 8859 × 8000 giving us 70872000

= 78862818
