Finding the Fourth Proportional to 6,327.72, 8,732.61 and 4,339.17

Step by Step Solution

1. Step 1: Write the proportion equation
   6,327.72 : 8,732.61 = 4,339.17 : x
2. Step 2: Convert to fraction form
   6,327.72/8,732.61 = 4,339.17/x
3. Step 3: Cross multiply
   6,327.72x = 8,732.61 × 4,339.17
4. Step 4: Simplify right side
   6,327.72x = 37,892,279.33
5. Step 5: Solve for x
   x = 37,892,279.33/6,327.72
6. Step 6: Final answer
   x = 5,988.30