Finding the Fourth Proportional to 114.63, 171.89 and 42.44

Step by Step Solution

1. Step 1: Write the proportion equation
   114.63 : 171.89 = 42.44 : x
2. Step 2: Convert to fraction form
   114.63/171.89 = 42.44/x
3. Step 3: Cross multiply
   114.63x = 171.89 × 42.44
4. Step 4: Simplify right side
   114.63x = 7,294.69
5. Step 5: Solve for x
   x = 7,294.69/114.63
6. Step 6: Final answer
   x = 63.64