Finding the Fourth Proportional to 95,025.57, 131,126.38 and 56,777.50

Step by Step Solution

1. Step 1: Write the proportion equation
   95,025.57 : 131,126.38 = 56,777.50 : x
2. Step 2: Convert to fraction form
   95,025.57/131,126.38 = 56,777.50/x
3. Step 3: Cross multiply
   95,025.57x = 131,126.38 × 56,777.50
4. Step 4: Simplify right side
   95,025.57x = 7,445,027,100.93
5. Step 5: Solve for x
   x = 7,445,027,100.93/95,025.57
6. Step 6: Final answer
   x = 78,347.62