Finding the Third Proportional to 231,272 and 504,456

Step by Step Solution

1. Step 1: Write the proportion equation
   231,272 : 504,456 = 504,456 : x
2. Step 2: Convert to fraction form
   231,272/504,456 = 504,456/x
3. Step 3: Cross multiply
   231,272x = 504,456 × 504,456
4. Step 4: Simplify right side
   231,272x = 254,475,855,936
5. Step 5: Solve for x
   x = 254,475,855,936/231,272
6. Step 6: Final answer
   x = 1,100,331.45