Finding the Third Proportional to 1,257,255 and 2,713,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,257,255 : 2,713,662 = 2,713,662 : x
2. Step 2: Convert to fraction form
   1,257,255/2,713,662 = 2,713,662/x
3. Step 3: Cross multiply
   1,257,255x = 2,713,662 × 2,713,662
4. Step 4: Simplify right side
   1,257,255x = 7,363,961,450,244
5. Step 5: Solve for x
   x = 7,363,961,450,244/1,257,255
6. Step 6: Final answer
   x = 5,857,174.12