Finding the Third Proportional to 2,871,398 and 4,448,260

Step by Step Solution

1. Step 1: Write the proportion equation
   2,871,398 : 4,448,260 = 4,448,260 : x
2. Step 2: Convert to fraction form
   2,871,398/4,448,260 = 4,448,260/x
3. Step 3: Cross multiply
   2,871,398x = 4,448,260 × 4,448,260
4. Step 4: Simplify right side
   2,871,398x = 19,787,017,027,600
5. Step 5: Solve for x
   x = 19,787,017,027,600/2,871,398
6. Step 6: Final answer
   x = 6,891,074.32