Finding the Fourth Proportional to 16,435.89, 22,681.50 and 8,983.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,435.89 : 22,681.50 = 8,983.89 : x
2. Step 2: Convert to fraction form
   16,435.89/22,681.50 = 8,983.89/x
3. Step 3: Cross multiply
   16,435.89x = 22,681.50 × 8,983.89
4. Step 4: Simplify right side
   16,435.89x = 203,768,101.04
5. Step 5: Solve for x
   x = 203,768,101.04/16,435.89
6. Step 6: Final answer
   x = 12,397.75