Finding the Fourth Proportional to 62,613.63, 86,521.37 and 45,588.31

Step by Step Solution

1. Step 1: Write the proportion equation
   62,613.63 : 86,521.37 = 45,588.31 : x
2. Step 2: Convert to fraction form
   62,613.63/86,521.37 = 45,588.31/x
3. Step 3: Cross multiply
   62,613.63x = 86,521.37 × 45,588.31
4. Step 4: Simplify right side
   62,613.63x = 3,944,363,037.18
5. Step 5: Solve for x
   x = 3,944,363,037.18/62,613.63
6. Step 6: Final answer
   x = 62,995.28