Finding the Fourth Proportional to 10,434.52, 14,399.60 and 6,243.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,434.52 : 14,399.60 = 6,243.76 : x
2. Step 2: Convert to fraction form
   10,434.52/14,399.60 = 6,243.76/x
3. Step 3: Cross multiply
   10,434.52x = 14,399.60 × 6,243.76
4. Step 4: Simplify right side
   10,434.52x = 89,907,646.50
5. Step 5: Solve for x
   x = 89,907,646.50/10,434.52
6. Step 6: Final answer
   x = 8,616.37