Finding the Third Proportional to 2,009,179 and 4,408,569

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009,179 : 4,408,569 = 4,408,569 : x
2. Step 2: Convert to fraction form
   2,009,179/4,408,569 = 4,408,569/x
3. Step 3: Cross multiply
   2,009,179x = 4,408,569 × 4,408,569
4. Step 4: Simplify right side
   2,009,179x = 19,435,480,627,761
5. Step 5: Solve for x
   x = 19,435,480,627,761/2,009,179
6. Step 6: Final answer
   x = 9,673,344.50