Alright, let's work through 8658 times 1838 step by step
8658 × 1838 = 1838 × (8658)
+ 1838 × 8 producing 14704
+ 1838 × 50 giving us 91900
+ 1838 × 600 that equals 1102800
+ 1838 × 8000 producing 14704000

= 15913404
