Finding the Third Proportional to 231,354 and 501,588

Step by Step Solution

1. Step 1: Write the proportion equation
   231,354 : 501,588 = 501,588 : x
2. Step 2: Convert to fraction form
   231,354/501,588 = 501,588/x
3. Step 3: Cross multiply
   231,354x = 501,588 × 501,588
4. Step 4: Simplify right side
   231,354x = 251,590,521,744
5. Step 5: Solve for x
   x = 251,590,521,744/231,354
6. Step 6: Final answer
   x = 1,087,469.95