Finding the Fourth Proportional to 12,403.50, 17,116.89 and 6,814.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,403.50 : 17,116.89 = 6,814.50 : x
2. Step 2: Convert to fraction form
   12,403.50/17,116.89 = 6,814.50/x
3. Step 3: Cross multiply
   12,403.50x = 17,116.89 × 6,814.50
4. Step 4: Simplify right side
   12,403.50x = 116,643,046.91
5. Step 5: Solve for x
   x = 116,643,046.91/12,403.50
6. Step 6: Final answer
   x = 9,404.04