Finding the Fourth Proportional to 6,359.61, 8,776.71 and 3,527.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,359.61 : 8,776.71 = 3,527.25 : x
2. Step 2: Convert to fraction form
   6,359.61/8,776.71 = 3,527.25/x
3. Step 3: Cross multiply
   6,359.61x = 8,776.71 × 3,527.25
4. Step 4: Simplify right side
   6,359.61x = 30,957,691.49
5. Step 5: Solve for x
   x = 30,957,691.49/6,359.61
6. Step 6: Final answer
   x = 4,867.86