Finding the Fourth Proportional to 147,356.20, 221,068.86 and 58,614.76

Step by Step Solution

1. Step 1: Write the proportion equation
   147,356.20 : 221,068.86 = 58,614.76 : x
2. Step 2: Convert to fraction form
   147,356.20/221,068.86 = 58,614.76/x
3. Step 3: Cross multiply
   147,356.20x = 221,068.86 × 58,614.76
4. Step 4: Simplify right side
   147,356.20x = 12,957,898,172.37
5. Step 5: Solve for x
   x = 12,957,898,172.37/147,356.20
6. Step 6: Final answer
   x = 87,935.89