Alright, let's work through 5821 times 3130 step by step
5821 × 3130 = 3130 × (5821)
+ 3130 × 1 that results in 3130
+ 3130 × 20 that equals 62600
+ 3130 × 800 that is equal 2504000
+ 3130 × 5000 that equals 15650000

= 18219730
