Finding the Fourth Proportional to 16,122.30, 24,196.78 and 8,230.65

Step by Step Solution

1. Step 1: Write the proportion equation
   16,122.30 : 24,196.78 = 8,230.65 : x
2. Step 2: Convert to fraction form
   16,122.30/24,196.78 = 8,230.65/x
3. Step 3: Cross multiply
   16,122.30x = 24,196.78 × 8,230.65
4. Step 4: Simplify right side
   16,122.30x = 199,155,227.31
5. Step 5: Solve for x
   x = 199,155,227.31/16,122.30
6. Step 6: Final answer
   x = 12,352.78