Finding the Third Proportional to 441,963 and 680,197.50

Step by Step Solution

1. Step 1: Write the proportion equation
   441,963 : 680,197.50 = 680,197.50 : x
2. Step 2: Convert to fraction form
   441,963/680,197.50 = 680,197.50/x
3. Step 3: Cross multiply
   441,963x = 680,197.50 × 680,197.50
4. Step 4: Simplify right side
   441,963x = 462,668,639,006.25
5. Step 5: Solve for x
   x = 462,668,639,006.25/441,963
6. Step 6: Final answer
   x = 1,046,849.26