Finding the Fourth Proportional to 71,359.38, 98,475.94 and 39,530.34

Step by Step Solution

1. Step 1: Write the proportion equation
   71,359.38 : 98,475.94 = 39,530.34 : x
2. Step 2: Convert to fraction form
   71,359.38/98,475.94 = 39,530.34/x
3. Step 3: Cross multiply
   71,359.38x = 98,475.94 × 39,530.34
4. Step 4: Simplify right side
   71,359.38x = 3,892,787,390.02
5. Step 5: Solve for x
   x = 3,892,787,390.02/71,359.38
6. Step 6: Final answer
   x = 54,551.87