Finding the Fourth Proportional to 17,576.47, 24,255.56 and 9,618.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,576.47 : 24,255.56 = 9,618.76 : x
2. Step 2: Convert to fraction form
   17,576.47/24,255.56 = 9,618.76/x
3. Step 3: Cross multiply
   17,576.47x = 24,255.56 × 9,618.76
4. Step 4: Simplify right side
   17,576.47x = 233,308,410.31
5. Step 5: Solve for x
   x = 233,308,410.31/17,576.47
6. Step 6: Final answer
   x = 13,273.91