Alright, let's work through 5359 times 7870 step by step
5359 × 7870 = 7870 × (5359)
+ 7870 × 9 producing 70830
+ 7870 × 50 which equals 393500
+ 7870 × 300 what gives us 2361000
+ 7870 × 5000 giving us 39350000

= 42175330
