Finding the Third Proportional to 644,976.75 and 1,401,895.50

Step by Step Solution

1. Step 1: Write the proportion equation
   644,976.75 : 1,401,895.50 = 1,401,895.50 : x
2. Step 2: Convert to fraction form
   644,976.75/1,401,895.50 = 1,401,895.50/x
3. Step 3: Cross multiply
   644,976.75x = 1,401,895.50 × 1,401,895.50
4. Step 4: Simplify right side
   644,976.75x = 1,965,310,992,920.25
5. Step 5: Solve for x
   x = 1,965,310,992,920.25/644,976.75
6. Step 6: Final answer
   x = 3,047,103.62