Finding the Fourth Proportional to 2,451,816.54, 3,678,552.45 and 1,085,401.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451,816.54 : 3,678,552.45 = 1,085,401.78 : x
2. Step 2: Convert to fraction form
   2,451,816.54/3,678,552.45 = 1,085,401.78/x
3. Step 3: Cross multiply
   2,451,816.54x = 3,678,552.45 × 1,085,401.78
4. Step 4: Simplify right side
   2,451,816.54x = 3,992,707,373,496.06
5. Step 5: Solve for x
   x = 3,992,707,373,496.06/2,451,816.54
6. Step 6: Final answer
   x = 1,628,469.06