Finding the Third Proportional to 774,642 and 1,677,922

Step by Step Solution

1. Step 1: Write the proportion equation
   774,642 : 1,677,922 = 1,677,922 : x
2. Step 2: Convert to fraction form
   774,642/1,677,922 = 1,677,922/x
3. Step 3: Cross multiply
   774,642x = 1,677,922 × 1,677,922
4. Step 4: Simplify right side
   774,642x = 2,815,422,238,084
5. Step 5: Solve for x
   x = 2,815,422,238,084/774,642
6. Step 6: Final answer
   x = 3,634,481.78