Finding the Fourth Proportional to 6,326.10, 8,724.24 and 4,831.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,326.10 : 8,724.24 = 4,831.25 : x
2. Step 2: Convert to fraction form
   6,326.10/8,724.24 = 4,831.25/x
3. Step 3: Cross multiply
   6,326.10x = 8,724.24 × 4,831.25
4. Step 4: Simplify right side
   6,326.10x = 42,148,940.88
5. Step 5: Solve for x
   x = 42,148,940.88/6,326.10
6. Step 6: Final answer
   x = 6,662.71