Finding the Fourth Proportional to 111.89, 167.83 and 96.62

Step by Step Solution

1. Step 1: Write the proportion equation
   111.89 : 167.83 = 96.62 : x
2. Step 2: Convert to fraction form
   111.89/167.83 = 96.62/x
3. Step 3: Cross multiply
   111.89x = 167.83 × 96.62
4. Step 4: Simplify right side
   111.89x = 16,216.34
5. Step 5: Solve for x
   x = 16,216.34/111.89
6. Step 6: Final answer
   x = 144.94