Finding the Fourth Proportional to 62,708.22, 86,407.29 and 58,373.10

Step by Step Solution

1. Step 1: Write the proportion equation
   62,708.22 : 86,407.29 = 58,373.10 : x
2. Step 2: Convert to fraction form
   62,708.22/86,407.29 = 58,373.10/x
3. Step 3: Cross multiply
   62,708.22x = 86,407.29 × 58,373.10
4. Step 4: Simplify right side
   62,708.22x = 5,043,861,379.90
5. Step 5: Solve for x
   x = 5,043,861,379.90/62,708.22
6. Step 6: Final answer
   x = 80,433.82