Finding the Third Proportional to 1,339,438 and 2,939,002

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,438 : 2,939,002 = 2,939,002 : x
2. Step 2: Convert to fraction form
   1,339,438/2,939,002 = 2,939,002/x
3. Step 3: Cross multiply
   1,339,438x = 2,939,002 × 2,939,002
4. Step 4: Simplify right side
   1,339,438x = 8,637,732,756,004
5. Step 5: Solve for x
   x = 8,637,732,756,004/1,339,438
6. Step 6: Final answer
   x = 6,448,773.86