Finding the Fourth Proportional to 71,434.56, 98,582.03 and 39,606.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,434.56 : 98,582.03 = 39,606.42 : x
2. Step 2: Convert to fraction form
   71,434.56/98,582.03 = 39,606.42/x
3. Step 3: Cross multiply
   71,434.56x = 98,582.03 × 39,606.42
4. Step 4: Simplify right side
   71,434.56x = 3,904,481,284.63
5. Step 5: Solve for x
   x = 3,904,481,284.63/71,434.56
6. Step 6: Final answer
   x = 54,658.16