Finding the Fourth Proportional to 17,608.76, 24,300.80 and 9,651.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,608.76 : 24,300.80 = 9,651.28 : x
2. Step 2: Convert to fraction form
   17,608.76/24,300.80 = 9,651.28/x
3. Step 3: Cross multiply
   17,608.76x = 24,300.80 × 9,651.28
4. Step 4: Simplify right side
   17,608.76x = 234,533,825.02
5. Step 5: Solve for x
   x = 234,533,825.02/17,608.76
6. Step 6: Final answer
   x = 13,319.16