Finding the Fourth Proportional to 17,520.58, 24,178.74 and 9,563.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,520.58 : 24,178.74 = 9,563.50 : x
2. Step 2: Convert to fraction form
   17,520.58/24,178.74 = 9,563.50/x
3. Step 3: Cross multiply
   17,520.58x = 24,178.74 × 9,563.50
4. Step 4: Simplify right side
   17,520.58x = 231,233,379.99
5. Step 5: Solve for x
   x = 231,233,379.99/17,520.58
6. Step 6: Final answer
   x = 13,197.82