Finding the Third Proportional to 1,275,756 and 2,055,570

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,756 : 2,055,570 = 2,055,570 : x
2. Step 2: Convert to fraction form
   1,275,756/2,055,570 = 2,055,570/x
3. Step 3: Cross multiply
   1,275,756x = 2,055,570 × 2,055,570
4. Step 4: Simplify right side
   1,275,756x = 4,225,368,024,900
5. Step 5: Solve for x
   x = 4,225,368,024,900/1,275,756
6. Step 6: Final answer
   x = 3,312,050.29