Finding the Third Proportional to 1,722,277 and 3,707,812

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722,277 : 3,707,812 = 3,707,812 : x
2. Step 2: Convert to fraction form
   1,722,277/3,707,812 = 3,707,812/x
3. Step 3: Cross multiply
   1,722,277x = 3,707,812 × 3,707,812
4. Step 4: Simplify right side
   1,722,277x = 13,747,869,827,344
5. Step 5: Solve for x
   x = 13,747,869,827,344/1,722,277
6. Step 6: Final answer
   x = 7,982,380.20