Finding the Fourth Proportional to 6,359.69, 8,776.89 and 3,527.97

Step by Step Solution

1. Step 1: Write the proportion equation
   6,359.69 : 8,776.89 = 3,527.97 : x
2. Step 2: Convert to fraction form
   6,359.69/8,776.89 = 3,527.97/x
3. Step 3: Cross multiply
   6,359.69x = 8,776.89 × 3,527.97
4. Step 4: Simplify right side
   6,359.69x = 30,964,640.86
5. Step 5: Solve for x
   x = 30,964,640.86/6,359.69
6. Step 6: Final answer
   x = 4,868.89