Alright, let's work through 9888 times 4339 step by step
9888 × 4339 = 4339 × (9888)
+ 4339 × 8 giving us 34712
+ 4339 × 80 yielding 347120
+ 4339 × 800 producing 3471200
+ 4339 × 9000 producing 39051000

= 42904032
