Finding the Fourth Proportional to 111.05, 166.42 and 62.32

Step by Step Solution

1. Step 1: Write the proportion equation
   111.05 : 166.42 = 62.32 : x
2. Step 2: Convert to fraction form
   111.05/166.42 = 62.32/x
3. Step 3: Cross multiply
   111.05x = 166.42 × 62.32
4. Step 4: Simplify right side
   111.05x = 10,371.29
5. Step 5: Solve for x
   x = 10,371.29/111.05
6. Step 6: Final answer
   x = 93.39