Finding the Fourth Proportional to 137,716.42, 206,662.02 and 58,831.24

Step by Step Solution

1. Step 1: Write the proportion equation
   137,716.42 : 206,662.02 = 58,831.24 : x
2. Step 2: Convert to fraction form
   137,716.42/206,662.02 = 58,831.24/x
3. Step 3: Cross multiply
   137,716.42x = 206,662.02 × 58,831.24
4. Step 4: Simplify right side
   137,716.42x = 12,158,182,897.50
5. Step 5: Solve for x
   x = 12,158,182,897.50/137,716.42
6. Step 6: Final answer
   x = 88,284.19