Finding the Fourth Proportional to 96.38, 144.59 and 42.27

Step by Step Solution

1. Step 1: Write the proportion equation
   96.38 : 144.59 = 42.27 : x
2. Step 2: Convert to fraction form
   96.38/144.59 = 42.27/x
3. Step 3: Cross multiply
   96.38x = 144.59 × 42.27
4. Step 4: Simplify right side
   96.38x = 6,111.82
5. Step 5: Solve for x
   x = 6,111.82/96.38
6. Step 6: Final answer
   x = 63.41