Finding the Fourth Proportional to 96.52, 144.48 and 72.52

Step by Step Solution

1. Step 1: Write the proportion equation
   96.52 : 144.48 = 72.52 : x
2. Step 2: Convert to fraction form
   96.52/144.48 = 72.52/x
3. Step 3: Cross multiply
   96.52x = 144.48 × 72.52
4. Step 4: Simplify right side
   96.52x = 10,477.69
5. Step 5: Solve for x
   x = 10,477.69/96.52
6. Step 6: Final answer
   x = 108.55