Finding the Third Proportional to 228,121.50 and 333,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,121.50 : 333,514.50 = 333,514.50 : x
2. Step 2: Convert to fraction form
   228,121.50/333,514.50 = 333,514.50/x
3. Step 3: Cross multiply
   228,121.50x = 333,514.50 × 333,514.50
4. Step 4: Simplify right side
   228,121.50x = 111,231,921,710.25
5. Step 5: Solve for x
   x = 111,231,921,710.25/228,121.50
6. Step 6: Final answer
   x = 487,599.47