Finding the Third Proportional to 1,313,636 and 2,823,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,313,636 : 2,823,728 = 2,823,728 : x
2. Step 2: Convert to fraction form
   1,313,636/2,823,728 = 2,823,728/x
3. Step 3: Cross multiply
   1,313,636x = 2,823,728 × 2,823,728
4. Step 4: Simplify right side
   1,313,636x = 7,973,439,817,984
5. Step 5: Solve for x
   x = 7,973,439,817,984/1,313,636
6. Step 6: Final answer
   x = 6,069,748.25