Finding the Third Proportional to 605,880 and 1,274,436

Step by Step Solution

1. Step 1: Write the proportion equation
   605,880 : 1,274,436 = 1,274,436 : x
2. Step 2: Convert to fraction form
   605,880/1,274,436 = 1,274,436/x
3. Step 3: Cross multiply
   605,880x = 1,274,436 × 1,274,436
4. Step 4: Simplify right side
   605,880x = 1,624,187,118,096
5. Step 5: Solve for x
   x = 1,624,187,118,096/605,880
6. Step 6: Final answer
   x = 2,680,707.60