Alright, let's work through 2293 times 620 step by step
2293 × 620 = 620 × (2293)
+ 620 × 3 which equals 1860
+ 620 × 90 that results in 55800
+ 620 × 200 which equals 124000
+ 620 × 2000 yielding 1240000

= 1421660
