Finding the Fourth Proportional to 71,763.36, 99,034.34 and 39,501.71

Step by Step Solution

1. Step 1: Write the proportion equation
   71,763.36 : 99,034.34 = 39,501.71 : x
2. Step 2: Convert to fraction form
   71,763.36/99,034.34 = 39,501.71/x
3. Step 3: Cross multiply
   71,763.36x = 99,034.34 × 39,501.71
4. Step 4: Simplify right side
   71,763.36x = 3,912,025,778.72
5. Step 5: Solve for x
   x = 3,912,025,778.72/71,763.36
6. Step 6: Final answer
   x = 54,512.86