Alright, let's work through 1930 times 2431 step by step
1930 × 2431 = 2431 × (1930)
+ 2431 × 0 producing 0
+ 2431 × 30 producing 72930
+ 2431 × 900 that is equal 2187900
+ 2431 × 1000 what gives us 2431000

= 4691830
