Finding the Third Proportional to 441,158.50 and 659,976

Step by Step Solution

1. Step 1: Write the proportion equation
   441,158.50 : 659,976 = 659,976 : x
2. Step 2: Convert to fraction form
   441,158.50/659,976 = 659,976/x
3. Step 3: Cross multiply
   441,158.50x = 659,976 × 659,976
4. Step 4: Simplify right side
   441,158.50x = 435,568,320,576
5. Step 5: Solve for x
   x = 435,568,320,576/441,158.50
6. Step 6: Final answer
   x = 987,328.41