Finding the Fourth Proportional to 17,578.08, 24,255.72 and 9,619.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,578.08 : 24,255.72 = 9,619.56 : x
2. Step 2: Convert to fraction form
   17,578.08/24,255.72 = 9,619.56/x
3. Step 3: Cross multiply
   17,578.08x = 24,255.72 × 9,619.56
4. Step 4: Simplify right side
   17,578.08x = 233,329,353.88
5. Step 5: Solve for x
   x = 233,329,353.88/17,578.08
6. Step 6: Final answer
   x = 13,273.88