Finding the Third Proportional to 641,008.50 and 1,401,087

Step by Step Solution

1. Step 1: Write the proportion equation
   641,008.50 : 1,401,087 = 1,401,087 : x
2. Step 2: Convert to fraction form
   641,008.50/1,401,087 = 1,401,087/x
3. Step 3: Cross multiply
   641,008.50x = 1,401,087 × 1,401,087
4. Step 4: Simplify right side
   641,008.50x = 1,963,044,781,569
5. Step 5: Solve for x
   x = 1,963,044,781,569/641,008.50
6. Step 6: Final answer
   x = 3,062,431.75