Finding the Third Proportional to 613,907 and 1,257,334

Step by Step Solution

1. Step 1: Write the proportion equation
   613,907 : 1,257,334 = 1,257,334 : x
2. Step 2: Convert to fraction form
   613,907/1,257,334 = 1,257,334/x
3. Step 3: Cross multiply
   613,907x = 1,257,334 × 1,257,334
4. Step 4: Simplify right side
   613,907x = 1,580,888,787,556
5. Step 5: Solve for x
   x = 1,580,888,787,556/613,907
6. Step 6: Final answer
   x = 2,575,127.48