Finding the Fourth Proportional to 8,149,200.78, 12,216,203.73 and 2,754,078.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,149,200.78 : 12,216,203.73 = 2,754,078.78 : x
2. Step 2: Convert to fraction form
   8,149,200.78/12,216,203.73 = 2,754,078.78/x
3. Step 3: Cross multiply
   8,149,200.78x = 12,216,203.73 × 2,754,078.78
4. Step 4: Simplify right side
   8,149,200.78x = 33,644,387,464,949.85
5. Step 5: Solve for x
   x = 33,644,387,464,949.85/8,149,200.78
6. Step 6: Final answer
   x = 4,128,550.56