Finding the Third Proportional to 1,315,137 and 2,873,760

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,137 : 2,873,760 = 2,873,760 : x
2. Step 2: Convert to fraction form
   1,315,137/2,873,760 = 2,873,760/x
3. Step 3: Cross multiply
   1,315,137x = 2,873,760 × 2,873,760
4. Step 4: Simplify right side
   1,315,137x = 8,258,496,537,600
5. Step 5: Solve for x
   x = 8,258,496,537,600/1,315,137
6. Step 6: Final answer
   x = 6,279,571.28