Finding the Third Proportional to 605,867 and 1,274,411

Step by Step Solution

1. Step 1: Write the proportion equation
   605,867 : 1,274,411 = 1,274,411 : x
2. Step 2: Convert to fraction form
   605,867/1,274,411 = 1,274,411/x
3. Step 3: Cross multiply
   605,867x = 1,274,411 × 1,274,411
4. Step 4: Simplify right side
   605,867x = 1,624,123,396,921
5. Step 5: Solve for x
   x = 1,624,123,396,921/605,867
6. Step 6: Final answer
   x = 2,680,659.94