Finding the Fourth Proportional to 12,668.50, 17,482.41 and 7,003.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,668.50 : 17,482.41 = 7,003.39 : x
2. Step 2: Convert to fraction form
   12,668.50/17,482.41 = 7,003.39/x
3. Step 3: Cross multiply
   12,668.50x = 17,482.41 × 7,003.39
4. Step 4: Simplify right side
   12,668.50x = 122,436,098.18
5. Step 5: Solve for x
   x = 122,436,098.18/12,668.50
6. Step 6: Final answer
   x = 9,664.61