Finding the Third Proportional to 1,397,826 and 3,057,363

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,826 : 3,057,363 = 3,057,363 : x
2. Step 2: Convert to fraction form
   1,397,826/3,057,363 = 3,057,363/x
3. Step 3: Cross multiply
   1,397,826x = 3,057,363 × 3,057,363
4. Step 4: Simplify right side
   1,397,826x = 9,347,468,513,769
5. Step 5: Solve for x
   x = 9,347,468,513,769/1,397,826
6. Step 6: Final answer
   x = 6,687,147.41