Finding the Fourth Proportional to 96.56, 133.25 and 52.89

Step by Step Solution

1. Step 1: Write the proportion equation
   96.56 : 133.25 = 52.89 : x
2. Step 2: Convert to fraction form
   96.56/133.25 = 52.89/x
3. Step 3: Cross multiply
   96.56x = 133.25 × 52.89
4. Step 4: Simplify right side
   96.56x = 7,048.10
5. Step 5: Solve for x
   x = 7,048.10/96.56
6. Step 6: Final answer
   x = 72.99