Finding the Third Proportional to 123,304 and 265,320

Step by Step Solution

1. Step 1: Write the proportion equation
   123,304 : 265,320 = 265,320 : x
2. Step 2: Convert to fraction form
   123,304/265,320 = 265,320/x
3. Step 3: Cross multiply
   123,304x = 265,320 × 265,320
4. Step 4: Simplify right side
   123,304x = 70,394,702,400
5. Step 5: Solve for x
   x = 70,394,702,400/123,304
6. Step 6: Final answer
   x = 570,903.64