Finding the Third Proportional to 221,103 and 333,504

Step by Step Solution

1. Step 1: Write the proportion equation
   221,103 : 333,504 = 333,504 : x
2. Step 2: Convert to fraction form
   221,103/333,504 = 333,504/x
3. Step 3: Cross multiply
   221,103x = 333,504 × 333,504
4. Step 4: Simplify right side
   221,103x = 111,224,918,016
5. Step 5: Solve for x
   x = 111,224,918,016/221,103
6. Step 6: Final answer
   x = 503,045.72