Finding the Fourth Proportional to 111.82, 167.76 and 63.62

Step by Step Solution

1. Step 1: Write the proportion equation
   111.82 : 167.76 = 63.62 : x
2. Step 2: Convert to fraction form
   111.82/167.76 = 63.62/x
3. Step 3: Cross multiply
   111.82x = 167.76 × 63.62
4. Step 4: Simplify right side
   111.82x = 10,672.89
5. Step 5: Solve for x
   x = 10,672.89/111.82
6. Step 6: Final answer
   x = 95.45