Finding the Fourth Proportional to 2,489,022.78, 3,734,078.52 and 806,296.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489,022.78 : 3,734,078.52 = 806,296.38 : x
2. Step 2: Convert to fraction form
   2,489,022.78/3,734,078.52 = 806,296.38/x
3. Step 3: Cross multiply
   2,489,022.78x = 3,734,078.52 × 806,296.38
4. Step 4: Simplify right side
   2,489,022.78x = 3,010,773,993,311.76
5. Step 5: Solve for x
   x = 3,010,773,993,311.76/2,489,022.78
6. Step 6: Final answer
   x = 1,209,620.91