Finding the Fourth Proportional to 16,436.50, 22,682.38 and 8,984.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,436.50 : 22,682.38 = 8,984.50 : x
2. Step 2: Convert to fraction form
   16,436.50/22,682.38 = 8,984.50/x
3. Step 3: Cross multiply
   16,436.50x = 22,682.38 × 8,984.50
4. Step 4: Simplify right side
   16,436.50x = 203,789,843.11
5. Step 5: Solve for x
   x = 203,789,843.11/16,436.50
6. Step 6: Final answer
   x = 12,398.62