Finding the Third Proportional to 787,578 and 1,717,694

Step by Step Solution

1. Step 1: Write the proportion equation
   787,578 : 1,717,694 = 1,717,694 : x
2. Step 2: Convert to fraction form
   787,578/1,717,694 = 1,717,694/x
3. Step 3: Cross multiply
   787,578x = 1,717,694 × 1,717,694
4. Step 4: Simplify right side
   787,578x = 2,950,472,677,636
5. Step 5: Solve for x
   x = 2,950,472,677,636/787,578
6. Step 6: Final answer
   x = 3,746,260.91