Finding the Third Proportional to 39,469.50 and 59,613.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,469.50 : 59,613.75 = 59,613.75 : x
2. Step 2: Convert to fraction form
   39,469.50/59,613.75 = 59,613.75/x
3. Step 3: Cross multiply
   39,469.50x = 59,613.75 × 59,613.75
4. Step 4: Simplify right side
   39,469.50x = 3,553,799,189.06
5. Step 5: Solve for x
   x = 3,553,799,189.06/39,469.50
6. Step 6: Final answer
   x = 90,039.12