Finding the Third Proportional to 1,628,622 and 3,216,369

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628,622 : 3,216,369 = 3,216,369 : x
2. Step 2: Convert to fraction form
   1,628,622/3,216,369 = 3,216,369/x
3. Step 3: Cross multiply
   1,628,622x = 3,216,369 × 3,216,369
4. Step 4: Simplify right side
   1,628,622x = 10,345,029,544,161
5. Step 5: Solve for x
   x = 10,345,029,544,161/1,628,622
6. Step 6: Final answer
   x = 6,352,013.88