Finding the Third Proportional to 1,398,474 and 3,062,709

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,474 : 3,062,709 = 3,062,709 : x
2. Step 2: Convert to fraction form
   1,398,474/3,062,709 = 3,062,709/x
3. Step 3: Cross multiply
   1,398,474x = 3,062,709 × 3,062,709
4. Step 4: Simplify right side
   1,398,474x = 9,380,186,418,681
5. Step 5: Solve for x
   x = 9,380,186,418,681/1,398,474
6. Step 6: Final answer
   x = 6,707,444.27