Finding the Fourth Proportional to 111.36, 167.15 and 62.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111.36 : 167.15 = 62.76 : x
2. Step 2: Convert to fraction form
   111.36/167.15 = 62.76/x
3. Step 3: Cross multiply
   111.36x = 167.15 × 62.76
4. Step 4: Simplify right side
   111.36x = 10,490.33
5. Step 5: Solve for x
   x = 10,490.33/111.36
6. Step 6: Final answer
   x = 94.20