Finding the Third Proportional to 1,823,608 and 3,968,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823,608 : 3,968,308 = 3,968,308 : x
2. Step 2: Convert to fraction form
   1,823,608/3,968,308 = 3,968,308/x
3. Step 3: Cross multiply
   1,823,608x = 3,968,308 × 3,968,308
4. Step 4: Simplify right side
   1,823,608x = 15,747,468,382,864
5. Step 5: Solve for x
   x = 15,747,468,382,864/1,823,608
6. Step 6: Final answer
   x = 8,635,336.31