Finding the Third Proportional to 269,399.25 and 404,100

Step by Step Solution

1. Step 1: Write the proportion equation
   269,399.25 : 404,100 = 404,100 : x
2. Step 2: Convert to fraction form
   269,399.25/404,100 = 404,100/x
3. Step 3: Cross multiply
   269,399.25x = 404,100 × 404,100
4. Step 4: Simplify right side
   269,399.25x = 163,296,810,000
5. Step 5: Solve for x
   x = 163,296,810,000/269,399.25
6. Step 6: Final answer
   x = 606,151.69