Finding the Fourth Proportional to 2,025,292.78, 3,038,604.38 and 828,221.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025,292.78 : 3,038,604.38 = 828,221.94 : x
2. Step 2: Convert to fraction form
   2,025,292.78/3,038,604.38 = 828,221.94/x
3. Step 3: Cross multiply
   2,025,292.78x = 3,038,604.38 × 828,221.94
4. Step 4: Simplify right side
   2,025,292.78x = 2,516,638,814,496.10
5. Step 5: Solve for x
   x = 2,516,638,814,496.10/2,025,292.78
6. Step 6: Final answer
   x = 1,242,604.94