Finding the Third Proportional to 1,292,346 and 2,819,694

Step by Step Solution

1. Step 1: Write the proportion equation
   1,292,346 : 2,819,694 = 2,819,694 : x
2. Step 2: Convert to fraction form
   1,292,346/2,819,694 = 2,819,694/x
3. Step 3: Cross multiply
   1,292,346x = 2,819,694 × 2,819,694
4. Step 4: Simplify right side
   1,292,346x = 7,950,674,253,636
5. Step 5: Solve for x
   x = 7,950,674,253,636/1,292,346
6. Step 6: Final answer
   x = 6,152,125.09