Finding the Third Proportional to 2,489,608 and 5,070,512

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489,608 : 5,070,512 = 5,070,512 : x
2. Step 2: Convert to fraction form
   2,489,608/5,070,512 = 5,070,512/x
3. Step 3: Cross multiply
   2,489,608x = 5,070,512 × 5,070,512
4. Step 4: Simplify right side
   2,489,608x = 25,710,091,942,144
5. Step 5: Solve for x
   x = 25,710,091,942,144/2,489,608
6. Step 6: Final answer
   x = 10,326,963.90