Finding the Fourth Proportional to 12,669, 17,482.24 and 7,003.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,669 : 17,482.24 = 7,003.18 : x
2. Step 2: Convert to fraction form
   12,669/17,482.24 = 7,003.18/x
3. Step 3: Cross multiply
   12,669x = 17,482.24 × 7,003.18
4. Step 4: Simplify right side
   12,669x = 122,431,273.52
5. Step 5: Solve for x
   x = 122,431,273.52/12,669
6. Step 6: Final answer
   x = 9,663.85