Finding the Fourth Proportional to 17,576.74, 24,255.57 and 9,618.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,576.74 : 24,255.57 = 9,618.80 : x
2. Step 2: Convert to fraction form
   17,576.74/24,255.57 = 9,618.80/x
3. Step 3: Cross multiply
   17,576.74x = 24,255.57 × 9,618.80
4. Step 4: Simplify right side
   17,576.74x = 233,309,573.43
5. Step 5: Solve for x
   x = 233,309,573.43/17,576.74
6. Step 6: Final answer
   x = 13,273.77