Finding the Third Proportional to 200,728.69 and 441,379.69

Step by Step Solution

1. Step 1: Write the proportion equation
   200,728.69 : 441,379.69 = 441,379.69 : x
2. Step 2: Convert to fraction form
   200,728.69/441,379.69 = 441,379.69/x
3. Step 3: Cross multiply
   200,728.69x = 441,379.69 × 441,379.69
4. Step 4: Simplify right side
   200,728.69x = 194,816,028,537.60
5. Step 5: Solve for x
   x = 194,816,028,537.60/200,728.69
6. Step 6: Final answer
   x = 970,544.03