Finding the Third Proportional to 441,067.50 and 648,684

Step by Step Solution

1. Step 1: Write the proportion equation
   441,067.50 : 648,684 = 648,684 : x
2. Step 2: Convert to fraction form
   441,067.50/648,684 = 648,684/x
3. Step 3: Cross multiply
   441,067.50x = 648,684 × 648,684
4. Step 4: Simplify right side
   441,067.50x = 420,790,931,856
5. Step 5: Solve for x
   x = 420,790,931,856/441,067.50
6. Step 6: Final answer
   x = 954,028.42