Finding the Third Proportional to 123,063 and 268,361

Step by Step Solution

1. Step 1: Write the proportion equation
   123,063 : 268,361 = 268,361 : x
2. Step 2: Convert to fraction form
   123,063/268,361 = 268,361/x
3. Step 3: Cross multiply
   123,063x = 268,361 × 268,361
4. Step 4: Simplify right side
   123,063x = 72,017,626,321
5. Step 5: Solve for x
   x = 72,017,626,321/123,063
6. Step 6: Final answer
   x = 585,209.42