Finding the Third Proportional to 123,507 and 266,067

Step by Step Solution

1. Step 1: Write the proportion equation
   123,507 : 266,067 = 266,067 : x
2. Step 2: Convert to fraction form
   123,507/266,067 = 266,067/x
3. Step 3: Cross multiply
   123,507x = 266,067 × 266,067
4. Step 4: Simplify right side
   123,507x = 70,791,648,489
5. Step 5: Solve for x
   x = 70,791,648,489/123,507
6. Step 6: Final answer
   x = 573,179.24