Finding the Fourth Proportional to 89,470.71, 134,177.36 and 39,549.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,470.71 : 134,177.36 = 39,549.69 : x
2. Step 2: Convert to fraction form
   89,470.71/134,177.36 = 39,549.69/x
3. Step 3: Cross multiply
   89,470.71x = 134,177.36 × 39,549.69
4. Step 4: Simplify right side
   89,470.71x = 5,306,672,795.27
5. Step 5: Solve for x
   x = 5,306,672,795.27/89,470.71
6. Step 6: Final answer
   x = 59,311.84