Finding the Fourth Proportional to 2,544,436.56, 3,816,797.81 and 815,456.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544,436.56 : 3,816,797.81 = 815,456.87 : x
2. Step 2: Convert to fraction form
   2,544,436.56/3,816,797.81 = 815,456.87/x
3. Step 3: Cross multiply
   2,544,436.56x = 3,816,797.81 × 815,456.87
4. Step 4: Simplify right side
   2,544,436.56x = 3,112,433,995,565.45
5. Step 5: Solve for x
   x = 3,112,433,995,565.45/2,544,436.56
6. Step 6: Final answer
   x = 1,223,231.12