Finding the Fourth Proportional to 16,057.69, 22,159.67 and 8,984.11

Step by Step Solution

1. Step 1: Write the proportion equation
   16,057.69 : 22,159.67 = 8,984.11 : x
2. Step 2: Convert to fraction form
   16,057.69/22,159.67 = 8,984.11/x
3. Step 3: Cross multiply
   16,057.69x = 22,159.67 × 8,984.11
4. Step 4: Simplify right side
   16,057.69x = 199,084,757.12
5. Step 5: Solve for x
   x = 199,084,757.12/16,057.69
6. Step 6: Final answer
   x = 12,398.10