Alright, let's work through 9889 times 3174 step by step
9889 × 3174 = 3174 × (9889)
+ 3174 × 9 which equals 28566
+ 3174 × 80 yielding 253920
+ 3174 × 800 what gives us 2539200
+ 3174 × 9000 resulting in 28566000

= 31387686
