Finding the Fourth Proportional to 16,443.87, 24,669.45 and 7,674

Step by Step Solution

1. Step 1: Write the proportion equation
   16,443.87 : 24,669.45 = 7,674 : x
2. Step 2: Convert to fraction form
   16,443.87/24,669.45 = 7,674/x
3. Step 3: Cross multiply
   16,443.87x = 24,669.45 × 7,674
4. Step 4: Simplify right side
   16,443.87x = 189,313,359.30
5. Step 5: Solve for x
   x = 189,313,359.30/16,443.87
6. Step 6: Final answer
   x = 11,512.70