Finding the Fourth Proportional to 10,434.98, 14,399.85 and 6,245.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,434.98 : 14,399.85 = 6,245.54 : x
2. Step 2: Convert to fraction form
   10,434.98/14,399.85 = 6,245.54/x
3. Step 3: Cross multiply
   10,434.98x = 14,399.85 × 6,245.54
4. Step 4: Simplify right side
   10,434.98x = 89,934,839.17
5. Step 5: Solve for x
   x = 89,934,839.17/10,434.98
6. Step 6: Final answer
   x = 8,618.59