Finding the Fourth Proportional to 95,235.91, 131,426.72 and 54,958.05

Step by Step Solution

1. Step 1: Write the proportion equation
   95,235.91 : 131,426.72 = 54,958.05 : x
2. Step 2: Convert to fraction form
   95,235.91/131,426.72 = 54,958.05/x
3. Step 3: Cross multiply
   95,235.91x = 131,426.72 × 54,958.05
4. Step 4: Simplify right side
   95,235.91x = 7,222,956,249.10
5. Step 5: Solve for x
   x = 7,222,956,249.10/95,235.91
6. Step 6: Final answer
   x = 75,842.78