Finding the Fourth Proportional to 16,389.30, 24,590.67 and 9,469.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.30 : 24,590.67 = 9,469.62 : x
2. Step 2: Convert to fraction form
   16,389.30/24,590.67 = 9,469.62/x
3. Step 3: Cross multiply
   16,389.30x = 24,590.67 × 9,469.62
4. Step 4: Simplify right side
   16,389.30x = 232,864,300.45
5. Step 5: Solve for x
   x = 232,864,300.45/16,389.30
6. Step 6: Final answer
   x = 14,208.31