Finding the Third Proportional to 270,003.38 and 636,553.69

Step by Step Solution

1. Step 1: Write the proportion equation
   270,003.38 : 636,553.69 = 636,553.69 : x
2. Step 2: Convert to fraction form
   270,003.38/636,553.69 = 636,553.69/x
3. Step 3: Cross multiply
   270,003.38x = 636,553.69 × 636,553.69
4. Step 4: Simplify right side
   270,003.38x = 405,200,597,069.85
5. Step 5: Solve for x
   x = 405,200,597,069.85/270,003.38
6. Step 6: Final answer
   x = 1,500,724.19