Finding the Third Proportional to 1,823,006 and 3,928,621

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823,006 : 3,928,621 = 3,928,621 : x
2. Step 2: Convert to fraction form
   1,823,006/3,928,621 = 3,928,621/x
3. Step 3: Cross multiply
   1,823,006x = 3,928,621 × 3,928,621
4. Step 4: Simplify right side
   1,823,006x = 15,434,062,961,641
5. Step 5: Solve for x
   x = 15,434,062,961,641/1,823,006
6. Step 6: Final answer
   x = 8,466,271.07