Finding the Fourth Proportional to 17,683.24, 24,399.62 and 10,515.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,683.24 : 24,399.62 = 10,515.55 : x
2. Step 2: Convert to fraction form
   17,683.24/24,399.62 = 10,515.55/x
3. Step 3: Cross multiply
   17,683.24x = 24,399.62 × 10,515.55
4. Step 4: Simplify right side
   17,683.24x = 256,575,371.51
5. Step 5: Solve for x
   x = 256,575,371.51/17,683.24
6. Step 6: Final answer
   x = 14,509.52