Finding the Third Proportional to 1,313,678 and 2,823,812

Step by Step Solution

1. Step 1: Write the proportion equation
   1,313,678 : 2,823,812 = 2,823,812 : x
2. Step 2: Convert to fraction form
   1,313,678/2,823,812 = 2,823,812/x
3. Step 3: Cross multiply
   1,313,678x = 2,823,812 × 2,823,812
4. Step 4: Simplify right side
   1,313,678x = 7,973,914,211,344
5. Step 5: Solve for x
   x = 7,973,914,211,344/1,313,678
6. Step 6: Final answer
   x = 6,069,915.32