Finding the Fourth Proportional to 95,132.35, 131,283.61 and 57,399.31

Step by Step Solution

1. Step 1: Write the proportion equation
   95,132.35 : 131,283.61 = 57,399.31 : x
2. Step 2: Convert to fraction form
   95,132.35/131,283.61 = 57,399.31/x
3. Step 3: Cross multiply
   95,132.35x = 131,283.61 × 57,399.31
4. Step 4: Simplify right side
   95,132.35x = 7,535,588,628.31
5. Step 5: Solve for x
   x = 7,535,588,628.31/95,132.35
6. Step 6: Final answer
   x = 79,211.63