Finding the Fourth Proportional to 111.69, 167.73 and 94.77

Step by Step Solution

1. Step 1: Write the proportion equation
   111.69 : 167.73 = 94.77 : x
2. Step 2: Convert to fraction form
   111.69/167.73 = 94.77/x
3. Step 3: Cross multiply
   111.69x = 167.73 × 94.77
4. Step 4: Simplify right side
   111.69x = 15,895.77
5. Step 5: Solve for x
   x = 15,895.77/111.69
6. Step 6: Final answer
   x = 142.32