Alright, let's work through 1972 times 8909 step by step
1972 × 8909 = 8909 × (1972)
+ 8909 × 2 that is equal 17818
+ 8909 × 70 yielding 623630
+ 8909 × 900 yielding 8018100
+ 8909 × 1000 that equals 8909000

= 17568548
