Finding the Third Proportional to 1,644,302 and 3,586,628

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644,302 : 3,586,628 = 3,586,628 : x
2. Step 2: Convert to fraction form
   1,644,302/3,586,628 = 3,586,628/x
3. Step 3: Cross multiply
   1,644,302x = 3,586,628 × 3,586,628
4. Step 4: Simplify right side
   1,644,302x = 12,863,900,410,384
5. Step 5: Solve for x
   x = 12,863,900,410,384/1,644,302
6. Step 6: Final answer
   x = 7,823,319.81