Finding the Third Proportional to 123,636 and 266,982

Step by Step Solution

1. Step 1: Write the proportion equation
   123,636 : 266,982 = 266,982 : x
2. Step 2: Convert to fraction form
   123,636/266,982 = 266,982/x
3. Step 3: Cross multiply
   123,636x = 266,982 × 266,982
4. Step 4: Simplify right side
   123,636x = 71,279,388,324
5. Step 5: Solve for x
   x = 71,279,388,324/123,636
6. Step 6: Final answer
   x = 576,526.16