Finding the Third Proportional to 466,618.50 and 682,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   466,618.50 : 682,429.50 = 682,429.50 : x
2. Step 2: Convert to fraction form
   466,618.50/682,429.50 = 682,429.50/x
3. Step 3: Cross multiply
   466,618.50x = 682,429.50 × 682,429.50
4. Step 4: Simplify right side
   466,618.50x = 465,710,022,470.25
5. Step 5: Solve for x
   x = 465,710,022,470.25/466,618.50
6. Step 6: Final answer
   x = 998,053.06