Finding the Fourth Proportional to 16,436.88, 22,682.89 and 8,984.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,436.88 : 22,682.89 = 8,984.88 : x
2. Step 2: Convert to fraction form
   16,436.88/22,682.89 = 8,984.88/x
3. Step 3: Cross multiply
   16,436.88x = 22,682.89 × 8,984.88
4. Step 4: Simplify right side
   16,436.88x = 203,802,931.29
5. Step 5: Solve for x
   x = 203,802,931.29/16,436.88
6. Step 6: Final answer
   x = 12,399.13