Finding the Third Proportional to 1,397,874 and 3,057,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,874 : 3,057,460 = 3,057,460 : x
2. Step 2: Convert to fraction form
   1,397,874/3,057,460 = 3,057,460/x
3. Step 3: Cross multiply
   1,397,874x = 3,057,460 × 3,057,460
4. Step 4: Simplify right side
   1,397,874x = 9,348,061,651,600
5. Step 5: Solve for x
   x = 9,348,061,651,600/1,397,874
6. Step 6: Final answer
   x = 6,687,342.10