Finding the Third Proportional to 223.03 and 504.42

Step by Step Solution

1. Step 1: Write the proportion equation
   223.03 : 504.42 = 504.42 : x
2. Step 2: Convert to fraction form
   223.03/504.42 = 504.42/x
3. Step 3: Cross multiply
   223.03x = 504.42 × 504.42
4. Step 4: Simplify right side
   223.03x = 254,441.43
5. Step 5: Solve for x
   x = 254,441.43/223.03
6. Step 6: Final answer
   x = 1,140.83