Finding the Third Proportional to 605,916 and 1,274,508

Step by Step Solution

1. Step 1: Write the proportion equation
   605,916 : 1,274,508 = 1,274,508 : x
2. Step 2: Convert to fraction form
   605,916/1,274,508 = 1,274,508/x
3. Step 3: Cross multiply
   605,916x = 1,274,508 × 1,274,508
4. Step 4: Simplify right side
   605,916x = 1,624,370,642,064
5. Step 5: Solve for x
   x = 1,624,370,642,064/605,916
6. Step 6: Final answer
   x = 2,680,851.21