Finding the Fourth Proportional to 114.86, 171.92 and 62.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114.86 : 171.92 = 62.72 : x
2. Step 2: Convert to fraction form
   114.86/171.92 = 62.72/x
3. Step 3: Cross multiply
   114.86x = 171.92 × 62.72
4. Step 4: Simplify right side
   114.86x = 10,782.82
5. Step 5: Solve for x
   x = 10,782.82/114.86
6. Step 6: Final answer
   x = 93.88