Finding the Fourth Proportional to 95,429.31, 131,682.35 and 55,155.86

Step by Step Solution

1. Step 1: Write the proportion equation
   95,429.31 : 131,682.35 = 55,155.86 : x
2. Step 2: Convert to fraction form
   95,429.31/131,682.35 = 55,155.86/x
3. Step 3: Cross multiply
   95,429.31x = 131,682.35 × 55,155.86
4. Step 4: Simplify right side
   95,429.31x = 7,263,052,907.15
5. Step 5: Solve for x
   x = 7,263,052,907.15/95,429.31
6. Step 6: Final answer
   x = 76,109.25