Finding the Fourth Proportional to 16,386.72, 22,614.04 and 9,674

Step by Step Solution

1. Step 1: Write the proportion equation
   16,386.72 : 22,614.04 = 9,674 : x
2. Step 2: Convert to fraction form
   16,386.72/22,614.04 = 9,674/x
3. Step 3: Cross multiply
   16,386.72x = 22,614.04 × 9,674
4. Step 4: Simplify right side
   16,386.72x = 218,768,222.96
5. Step 5: Solve for x
   x = 218,768,222.96/16,386.72
6. Step 6: Final answer
   x = 13,350.34