Finding the Third Proportional to 1,728,596 and 2,616,742

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728,596 : 2,616,742 = 2,616,742 : x
2. Step 2: Convert to fraction form
   1,728,596/2,616,742 = 2,616,742/x
3. Step 3: Cross multiply
   1,728,596x = 2,616,742 × 2,616,742
4. Step 4: Simplify right side
   1,728,596x = 6,847,338,694,564
5. Step 5: Solve for x
   x = 6,847,338,694,564/1,728,596
6. Step 6: Final answer
   x = 3,961,214.01