Finding the Third Proportional to 609,019 and 1,339,538

Step by Step Solution

1. Step 1: Write the proportion equation
   609,019 : 1,339,538 = 1,339,538 : x
2. Step 2: Convert to fraction form
   609,019/1,339,538 = 1,339,538/x
3. Step 3: Cross multiply
   609,019x = 1,339,538 × 1,339,538
4. Step 4: Simplify right side
   609,019x = 1,794,362,053,444
5. Step 5: Solve for x
   x = 1,794,362,053,444/609,019
6. Step 6: Final answer
   x = 2,946,315.39