Finding the Fourth Proportional to 69,340.98, 95,690.58 and 39,132.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,340.98 : 95,690.58 = 39,132.72 : x
2. Step 2: Convert to fraction form
   69,340.98/95,690.58 = 39,132.72/x
3. Step 3: Cross multiply
   69,340.98x = 95,690.58 × 39,132.72
4. Step 4: Simplify right side
   69,340.98x = 3,744,632,673.78
5. Step 5: Solve for x
   x = 3,744,632,673.78/69,340.98
6. Step 6: Final answer
   x = 54,003.17