Finding the Third Proportional to 1,442,560 and 3,078,198

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,560 : 3,078,198 = 3,078,198 : x
2. Step 2: Convert to fraction form
   1,442,560/3,078,198 = 3,078,198/x
3. Step 3: Cross multiply
   1,442,560x = 3,078,198 × 3,078,198
4. Step 4: Simplify right side
   1,442,560x = 9,475,302,927,204
5. Step 5: Solve for x
   x = 9,475,302,927,204/1,442,560
6. Step 6: Final answer
   x = 6,568,394.33