Finding the Fourth Proportional to 16,111,423.30, 22,234,245.34 and 9,920,041.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111,423.30 : 22,234,245.34 = 9,920,041.86 : x
2. Step 2: Convert to fraction form
   16,111,423.30/22,234,245.34 = 9,920,041.86/x
3. Step 3: Cross multiply
   16,111,423.30x = 22,234,245.34 × 9,920,041.86
4. Step 4: Simplify right side
   16,111,423.30x = 220,564,644,498,309.91
5. Step 5: Solve for x
   x = 220,564,644,498,309.91/16,111,423.30
6. Step 6: Final answer
   x = 13,689,954.04