Finding the Fourth Proportional to 111.38, 167.10 and 62.57

Step by Step Solution

1. Step 1: Write the proportion equation
   111.38 : 167.10 = 62.57 : x
2. Step 2: Convert to fraction form
   111.38/167.10 = 62.57/x
3. Step 3: Cross multiply
   111.38x = 167.10 × 62.57
4. Step 4: Simplify right side
   111.38x = 10,455.89
5. Step 5: Solve for x
   x = 10,455.89/111.38
6. Step 6: Final answer
   x = 93.88