Finding the Third Proportional to 641,010 and 1,401,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   641,010 : 1,401,089.50 = 1,401,089.50 : x
2. Step 2: Convert to fraction form
   641,010/1,401,089.50 = 1,401,089.50/x
3. Step 3: Cross multiply
   641,010x = 1,401,089.50 × 1,401,089.50
4. Step 4: Simplify right side
   641,010x = 1,963,051,787,010.25
5. Step 5: Solve for x
   x = 1,963,051,787,010.25/641,010
6. Step 6: Final answer
   x = 3,062,435.51