Finding the Fourth Proportional to 111.32, 167.06 and 110.41

Step by Step Solution

1. Step 1: Write the proportion equation
   111.32 : 167.06 = 110.41 : x
2. Step 2: Convert to fraction form
   111.32/167.06 = 110.41/x
3. Step 3: Cross multiply
   111.32x = 167.06 × 110.41
4. Step 4: Simplify right side
   111.32x = 18,445.89
5. Step 5: Solve for x
   x = 18,445.89/111.32
6. Step 6: Final answer
   x = 165.70