Finding the Fourth Proportional to 6,240.47, 8,609.63 and 4,003.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,240.47 : 8,609.63 = 4,003.56 : x
2. Step 2: Convert to fraction form
   6,240.47/8,609.63 = 4,003.56/x
3. Step 3: Cross multiply
   6,240.47x = 8,609.63 × 4,003.56
4. Step 4: Simplify right side
   6,240.47x = 34,469,150.27
5. Step 5: Solve for x
   x = 34,469,150.27/6,240.47
6. Step 6: Final answer
   x = 5,523.49