Finding the Third Proportional to 626,568 and 1,392,656

Step by Step Solution

1. Step 1: Write the proportion equation
   626,568 : 1,392,656 = 1,392,656 : x
2. Step 2: Convert to fraction form
   626,568/1,392,656 = 1,392,656/x
3. Step 3: Cross multiply
   626,568x = 1,392,656 × 1,392,656
4. Step 4: Simplify right side
   626,568x = 1,939,490,734,336
5. Step 5: Solve for x
   x = 1,939,490,734,336/626,568
6. Step 6: Final answer
   x = 3,095,419.39