Finding the Third Proportional to 605,871 and 1,274,417

Step by Step Solution

1. Step 1: Write the proportion equation
   605,871 : 1,274,417 = 1,274,417 : x
2. Step 2: Convert to fraction form
   605,871/1,274,417 = 1,274,417/x
3. Step 3: Cross multiply
   605,871x = 1,274,417 × 1,274,417
4. Step 4: Simplify right side
   605,871x = 1,624,138,689,889
5. Step 5: Solve for x
   x = 1,624,138,689,889/605,871
6. Step 6: Final answer
   x = 2,680,667.49