Alright, let's work through 9907 times 5258 step by step
9907 × 5258 = 5258 × (9907)
+ 5258 × 7 what gives us 36806
+ 5258 × 00 producing 0
+ 5258 × 900 what gives us 4732200
+ 5258 × 9000 that results in 47322000

= 52091006
