Finding the Fourth Proportional to 10,965,768.48, 16,443,324 and 5,498,514.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,965,768.48 : 16,443,324 = 5,498,514.72 : x
2. Step 2: Convert to fraction form
   10,965,768.48/16,443,324 = 5,498,514.72/x
3. Step 3: Cross multiply
   10,965,768.48x = 16,443,324 × 5,498,514.72
4. Step 4: Simplify right side
   10,965,768.48x = 90,413,859,059,729.28
5. Step 5: Solve for x
   x = 90,413,859,059,729.28/10,965,768.48
6. Step 6: Final answer
   x = 8,245,100.12