Finding the Third Proportional to 1,648,380 and 3,423,039

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,380 : 3,423,039 = 3,423,039 : x
2. Step 2: Convert to fraction form
   1,648,380/3,423,039 = 3,423,039/x
3. Step 3: Cross multiply
   1,648,380x = 3,423,039 × 3,423,039
4. Step 4: Simplify right side
   1,648,380x = 11,717,195,995,521
5. Step 5: Solve for x
   x = 11,717,195,995,521/1,648,380
6. Step 6: Final answer
   x = 7,108,309.97