Finding the Fourth Proportional to 116.72, 174.82 and 76.04

Step by Step Solution

1. Step 1: Write the proportion equation
   116.72 : 174.82 = 76.04 : x
2. Step 2: Convert to fraction form
   116.72/174.82 = 76.04/x
3. Step 3: Cross multiply
   116.72x = 174.82 × 76.04
4. Step 4: Simplify right side
   116.72x = 13,293.31
5. Step 5: Solve for x
   x = 13,293.31/116.72
6. Step 6: Final answer
   x = 113.89