Alright, let's work through 9874 times 509 step by step
9874 × 509 = 509 × (9874)
+ 509 × 4 which equals 2036
+ 509 × 70 that results in 35630
+ 509 × 800 that results in 407200
+ 509 × 9000 what gives us 4581000

= 5025866
