Finding the Fourth Proportional to 41,693.48, 62,542.04 and 13,613.31

Step by Step Solution

1. Step 1: Write the proportion equation
   41,693.48 : 62,542.04 = 13,613.31 : x
2. Step 2: Convert to fraction form
   41,693.48/62,542.04 = 13,613.31/x
3. Step 3: Cross multiply
   41,693.48x = 62,542.04 × 13,613.31
4. Step 4: Simplify right side
   41,693.48x = 851,404,110.49
5. Step 5: Solve for x
   x = 851,404,110.49/41,693.48
6. Step 6: Final answer
   x = 20,420.56