Alright, let's work through 6311 times 9109 step by step
6311 × 9109 = 9109 × (6311)
+ 9109 × 1 that results in 9109
+ 9109 × 10 resulting in 91090
+ 9109 × 300 what gives us 2732700
+ 9109 × 6000 giving us 54654000

= 57486899
