Finding the Fourth Proportional to 16,154.40, 22,293.10 and 8,984.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,154.40 : 22,293.10 = 8,984.17 : x
2. Step 2: Convert to fraction form
   16,154.40/22,293.10 = 8,984.17/x
3. Step 3: Cross multiply
   16,154.40x = 22,293.10 × 8,984.17
4. Step 4: Simplify right side
   16,154.40x = 200,285,039.32
5. Step 5: Solve for x
   x = 200,285,039.32/16,154.40
6. Step 6: Final answer
   x = 12,398.17