Finding the Fourth Proportional to 17,710.87, 24,399.43 and 12,324.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,710.87 : 24,399.43 = 12,324.05 : x
2. Step 2: Convert to fraction form
   17,710.87/24,399.43 = 12,324.05/x
3. Step 3: Cross multiply
   17,710.87x = 24,399.43 × 12,324.05
4. Step 4: Simplify right side
   17,710.87x = 300,699,726.02
5. Step 5: Solve for x
   x = 300,699,726.02/17,710.87
6. Step 6: Final answer
   x = 16,978.25