Finding the Fourth Proportional to 95.35, 131.61 and 56.56

Step by Step Solution

1. Step 1: Write the proportion equation
   95.35 : 131.61 = 56.56 : x
2. Step 2: Convert to fraction form
   95.35/131.61 = 56.56/x
3. Step 3: Cross multiply
   95.35x = 131.61 × 56.56
4. Step 4: Simplify right side
   95.35x = 7,443.86
5. Step 5: Solve for x
   x = 7,443.86/95.35
6. Step 6: Final answer
   x = 78.07