Finding the Fourth Proportional to 144.46, 216.69 and 63.33

Step by Step Solution

1. Step 1: Write the proportion equation
   144.46 : 216.69 = 63.33 : x
2. Step 2: Convert to fraction form
   144.46/216.69 = 63.33/x
3. Step 3: Cross multiply
   144.46x = 216.69 × 63.33
4. Step 4: Simplify right side
   144.46x = 13,721.89
5. Step 5: Solve for x
   x = 13,721.89/144.46
6. Step 6: Final answer
   x = 94.99