Finding the Third Proportional to 1,397,852 and 3,057,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,852 : 3,057,412 = 3,057,412 : x
2. Step 2: Convert to fraction form
   1,397,852/3,057,412 = 3,057,412/x
3. Step 3: Cross multiply
   1,397,852x = 3,057,412 × 3,057,412
4. Step 4: Simplify right side
   1,397,852x = 9,347,768,137,744
5. Step 5: Solve for x
   x = 9,347,768,137,744/1,397,852
6. Step 6: Final answer
   x = 6,687,237.37