Finding the Fourth Proportional to 4,179.17, 5,761.15 and 3,182.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,179.17 : 5,761.15 = 3,182.72 : x
2. Step 2: Convert to fraction form
   4,179.17/5,761.15 = 3,182.72/x
3. Step 3: Cross multiply
   4,179.17x = 5,761.15 × 3,182.72
4. Step 4: Simplify right side
   4,179.17x = 18,336,115.72
5. Step 5: Solve for x
   x = 18,336,115.72/4,179.17
6. Step 6: Final answer
   x = 4,387.50