Alright, let's work through 3673 times 8510 step by step
3673 × 8510 = 8510 × (3673)
+ 8510 × 3 yielding 25530
+ 8510 × 70 what gives us 595700
+ 8510 × 600 producing 5106000
+ 8510 × 3000 producing 25530000

= 31257230
