Finding the Fourth Proportional to 95,140.72, 131,288.56 and 52,111.63

Step by Step Solution

1. Step 1: Write the proportion equation
   95,140.72 : 131,288.56 = 52,111.63 : x
2. Step 2: Convert to fraction form
   95,140.72/131,288.56 = 52,111.63/x
3. Step 3: Cross multiply
   95,140.72x = 131,288.56 × 52,111.63
4. Step 4: Simplify right side
   95,140.72x = 6,841,660,403.45
5. Step 5: Solve for x
   x = 6,841,660,403.45/95,140.72
6. Step 6: Final answer
   x = 71,910.96