Finding the Third Proportional to 269,401.50 and 404,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   269,401.50 : 404,104.50 = 404,104.50 : x
2. Step 2: Convert to fraction form
   269,401.50/404,104.50 = 404,104.50/x
3. Step 3: Cross multiply
   269,401.50x = 404,104.50 × 404,104.50
4. Step 4: Simplify right side
   269,401.50x = 163,300,446,920.25
5. Step 5: Solve for x
   x = 163,300,446,920.25/269,401.50
6. Step 6: Final answer
   x = 606,160.13