Finding the Fourth Proportional to 96.49, 144.71 and 38.69

Step by Step Solution

1. Step 1: Write the proportion equation
   96.49 : 144.71 = 38.69 : x
2. Step 2: Convert to fraction form
   96.49/144.71 = 38.69/x
3. Step 3: Cross multiply
   96.49x = 144.71 × 38.69
4. Step 4: Simplify right side
   96.49x = 5,598.83
5. Step 5: Solve for x
   x = 5,598.83/96.49
6. Step 6: Final answer
   x = 58.02