Finding the Fourth Proportional to 17,952.72, 24,775.92 and 12,354

Step by Step Solution

1. Step 1: Write the proportion equation
   17,952.72 : 24,775.92 = 12,354 : x
2. Step 2: Convert to fraction form
   17,952.72/24,775.92 = 12,354/x
3. Step 3: Cross multiply
   17,952.72x = 24,775.92 × 12,354
4. Step 4: Simplify right side
   17,952.72x = 306,081,715.68
5. Step 5: Solve for x
   x = 306,081,715.68/17,952.72
6. Step 6: Final answer
   x = 17,049.32