Finding the Fourth Proportional to 95,530.50, 131,851.56 and 65,399.10

Step by Step Solution

1. Step 1: Write the proportion equation
   95,530.50 : 131,851.56 = 65,399.10 : x
2. Step 2: Convert to fraction form
   95,530.50/131,851.56 = 65,399.10/x
3. Step 3: Cross multiply
   95,530.50x = 131,851.56 × 65,399.10
4. Step 4: Simplify right side
   95,530.50x = 8,622,973,357.60
5. Step 5: Solve for x
   x = 8,622,973,357.60/95,530.50
6. Step 6: Final answer
   x = 90,264.09