Finding the Third Proportional to 17,715.09 and 38,543.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,715.09 : 38,543.92 = 38,543.92 : x
2. Step 2: Convert to fraction form
   17,715.09/38,543.92 = 38,543.92/x
3. Step 3: Cross multiply
   17,715.09x = 38,543.92 × 38,543.92
4. Step 4: Simplify right side
   17,715.09x = 1,485,633,555.92
5. Step 5: Solve for x
   x = 1,485,633,555.92/17,715.09
6. Step 6: Final answer
   x = 83,862.60