Finding the Third Proportional to 441,007.50 and 660,282

Step by Step Solution

1. Step 1: Write the proportion equation
   441,007.50 : 660,282 = 660,282 : x
2. Step 2: Convert to fraction form
   441,007.50/660,282 = 660,282/x
3. Step 3: Cross multiply
   441,007.50x = 660,282 × 660,282
4. Step 4: Simplify right side
   441,007.50x = 435,972,319,524
5. Step 5: Solve for x
   x = 435,972,319,524/441,007.50
6. Step 6: Final answer
   x = 988,582.55