Finding the Third Proportional to 225,617.25 and 501,666

Step by Step Solution

1. Step 1: Write the proportion equation
   225,617.25 : 501,666 = 501,666 : x
2. Step 2: Convert to fraction form
   225,617.25/501,666 = 501,666/x
3. Step 3: Cross multiply
   225,617.25x = 501,666 × 501,666
4. Step 4: Simplify right side
   225,617.25x = 251,668,775,556
5. Step 5: Solve for x
   x = 251,668,775,556/225,617.25
6. Step 6: Final answer
   x = 1,115,467.79