Finding the Third Proportional to 1,442,583 and 3,078,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,583 : 3,078,240 = 3,078,240 : x
2. Step 2: Convert to fraction form
   1,442,583/3,078,240 = 3,078,240/x
3. Step 3: Cross multiply
   1,442,583x = 3,078,240 × 3,078,240
4. Step 4: Simplify right side
   1,442,583x = 9,475,561,497,600
5. Step 5: Solve for x
   x = 9,475,561,497,600/1,442,583
6. Step 6: Final answer
   x = 6,568,468.85