Finding the Fourth Proportional to 16,099,135.28, 22,229,276.94 and 12,372,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,099,135.28 : 22,229,276.94 = 12,372,062.72 : x
2. Step 2: Convert to fraction form
   16,099,135.28/22,229,276.94 = 12,372,062.72/x
3. Step 3: Cross multiply
   16,099,135.28x = 22,229,276.94 × 12,372,062.72
4. Step 4: Simplify right side
   16,099,135.28x = 275,022,008,521,929.72
5. Step 5: Solve for x
   x = 275,022,008,521,929.72/16,099,135.28
6. Step 6: Final answer
   x = 17,083,029.85