Finding the Fourth Proportional to 111.01, 166.76 and 65.47

Step by Step Solution

1. Step 1: Write the proportion equation
   111.01 : 166.76 = 65.47 : x
2. Step 2: Convert to fraction form
   111.01/166.76 = 65.47/x
3. Step 3: Cross multiply
   111.01x = 166.76 × 65.47
4. Step 4: Simplify right side
   111.01x = 10,917.78
5. Step 5: Solve for x
   x = 10,917.78/111.01
6. Step 6: Final answer
   x = 98.35