Finding the Fourth Proportional to 111.76, 167.69 and 97.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111.76 : 167.69 = 97.48 : x
2. Step 2: Convert to fraction form
   111.76/167.69 = 97.48/x
3. Step 3: Cross multiply
   111.76x = 167.69 × 97.48
4. Step 4: Simplify right side
   111.76x = 16,345.51
5. Step 5: Solve for x
   x = 16,345.51/111.76
6. Step 6: Final answer
   x = 146.26