Finding the Fourth Proportional to 111.87, 167.83 and 93.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111.87 : 167.83 = 93.96 : x
2. Step 2: Convert to fraction form
   111.87/167.83 = 93.96/x
3. Step 3: Cross multiply
   111.87x = 167.83 × 93.96
4. Step 4: Simplify right side
   111.87x = 15,769.31
5. Step 5: Solve for x
   x = 15,769.31/111.87
6. Step 6: Final answer
   x = 140.96