Finding the Fourth Proportional to 111.06, 166.59 and 34.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111.06 : 166.59 = 34.04 : x
2. Step 2: Convert to fraction form
   111.06/166.59 = 34.04/x
3. Step 3: Cross multiply
   111.06x = 166.59 × 34.04
4. Step 4: Simplify right side
   111.06x = 5,671.14
5. Step 5: Solve for x
   x = 5,671.14/111.06
6. Step 6: Final answer
   x = 51.06