Finding the Third Proportional to 3,448,871 and 5,221,020

Step by Step Solution

1. Step 1: Write the proportion equation
   3,448,871 : 5,221,020 = 5,221,020 : x
2. Step 2: Convert to fraction form
   3,448,871/5,221,020 = 5,221,020/x
3. Step 3: Cross multiply
   3,448,871x = 5,221,020 × 5,221,020
4. Step 4: Simplify right side
   3,448,871x = 27,259,049,840,400
5. Step 5: Solve for x
   x = 27,259,049,840,400/3,448,871
6. Step 6: Final answer
   x = 7,903,760.34