Finding the Third Proportional to 774,662 and 1,677,966

Step by Step Solution

1. Step 1: Write the proportion equation
   774,662 : 1,677,966 = 1,677,966 : x
2. Step 2: Convert to fraction form
   774,662/1,677,966 = 1,677,966/x
3. Step 3: Cross multiply
   774,662x = 1,677,966 × 1,677,966
4. Step 4: Simplify right side
   774,662x = 2,815,569,897,156
5. Step 5: Solve for x
   x = 2,815,569,897,156/774,662
6. Step 6: Final answer
   x = 3,634,578.56