Finding the Third Proportional to 269,451 and 404,196.75

Step by Step Solution

1. Step 1: Write the proportion equation
   269,451 : 404,196.75 = 404,196.75 : x
2. Step 2: Convert to fraction form
   269,451/404,196.75 = 404,196.75/x
3. Step 3: Cross multiply
   269,451x = 404,196.75 × 404,196.75
4. Step 4: Simplify right side
   269,451x = 163,375,012,710.56
5. Step 5: Solve for x
   x = 163,375,012,710.56/269,451
6. Step 6: Final answer
   x = 606,325.50