Finding the Third Proportional to 1,821,469 and 3,923,265

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821,469 : 3,923,265 = 3,923,265 : x
2. Step 2: Convert to fraction form
   1,821,469/3,923,265 = 3,923,265/x
3. Step 3: Cross multiply
   1,821,469x = 3,923,265 × 3,923,265
4. Step 4: Simplify right side
   1,821,469x = 15,392,008,260,225
5. Step 5: Solve for x
   x = 15,392,008,260,225/1,821,469
6. Step 6: Final answer
   x = 8,450,326.77