Finding the Third Proportional to 269,504 and 404,222

Step by Step Solution

1. Step 1: Write the proportion equation
   269,504 : 404,222 = 404,222 : x
2. Step 2: Convert to fraction form
   269,504/404,222 = 404,222/x
3. Step 3: Cross multiply
   269,504x = 404,222 × 404,222
4. Step 4: Simplify right side
   269,504x = 163,395,425,284
5. Step 5: Solve for x
   x = 163,395,425,284/269,504
6. Step 6: Final answer
   x = 606,282.00