Finding the Third Proportional to 123,679.50 and 264,849

Step by Step Solution

1. Step 1: Write the proportion equation
   123,679.50 : 264,849 = 264,849 : x
2. Step 2: Convert to fraction form
   123,679.50/264,849 = 264,849/x
3. Step 3: Cross multiply
   123,679.50x = 264,849 × 264,849
4. Step 4: Simplify right side
   123,679.50x = 70,144,992,801
5. Step 5: Solve for x
   x = 70,144,992,801/123,679.50
6. Step 6: Final answer
   x = 567,151.33