Finding the Fourth Proportional to 16,296,915.30, 24,408,048.15 and 8,309,408.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,296,915.30 : 24,408,048.15 = 8,309,408.10 : x
2. Step 2: Convert to fraction form
   16,296,915.30/24,408,048.15 = 8,309,408.10/x
3. Step 3: Cross multiply
   16,296,915.30x = 24,408,048.15 × 8,309,408.10
4. Step 4: Simplify right side
   16,296,915.30x = 202,816,433,002,800
5. Step 5: Solve for x
   x = 202,816,433,002,800/16,296,915.30
6. Step 6: Final answer
   x = 12,445,081.13