Finding the Fourth Proportional to 147,108.96, 220,469.76 and 58,314.06

Step by Step Solution

1. Step 1: Write the proportion equation
   147,108.96 : 220,469.76 = 58,314.06 : x
2. Step 2: Convert to fraction form
   147,108.96/220,469.76 = 58,314.06/x
3. Step 3: Cross multiply
   147,108.96x = 220,469.76 × 58,314.06
4. Step 4: Simplify right side
   147,108.96x = 12,856,486,812.83
5. Step 5: Solve for x
   x = 12,856,486,812.83/147,108.96
6. Step 6: Final answer
   x = 87,394.32