Finding the Third Proportional to 766,618 and 1,612,676

Step by Step Solution

1. Step 1: Write the proportion equation
   766,618 : 1,612,676 = 1,612,676 : x
2. Step 2: Convert to fraction form
   766,618/1,612,676 = 1,612,676/x
3. Step 3: Cross multiply
   766,618x = 1,612,676 × 1,612,676
4. Step 4: Simplify right side
   766,618x = 2,600,723,880,976
5. Step 5: Solve for x
   x = 2,600,723,880,976/766,618
6. Step 6: Final answer
   x = 3,392,463.89