Finding the Fourth Proportional to 111.38, 167.05 and 60.00

Step by Step Solution

1. Step 1: Write the proportion equation
   111.38 : 167.05 = 60.00 : x
2. Step 2: Convert to fraction form
   111.38/167.05 = 60.00/x
3. Step 3: Cross multiply
   111.38x = 167.05 × 60.00
4. Step 4: Simplify right side
   111.38x = 10,022.11
5. Step 5: Solve for x
   x = 10,022.11/111.38
6. Step 6: Final answer
   x = 89.98