last year big bills department store sold many pairs of footwear 118214 pairs of boots were sold 37092 more pairs of sandals than pairs of boots were sold and 124417 more pairs of sneakers than pairs of boots were sold How many pairs of footwear were sold last year?

Let's denote X as the number of pairs of footwear sold last year.

Boots sold: 118214 (pair)

Sandals sold = 37092 + boots sold = 37092 + 118214 = 155306

Sneakers sold = 124417 + boots sold = 124417 + 118214 = 242631

footwear sold = boots sold + sandals sold + sneakers sold

= 118214 + 155306 + 242631 = 516151