Finding the Third Proportional to 123,379 and 267,898

Step by Step Solution

1. Step 1: Write the proportion equation
   123,379 : 267,898 = 267,898 : x
2. Step 2: Convert to fraction form
   123,379/267,898 = 267,898/x
3. Step 3: Cross multiply
   123,379x = 267,898 × 267,898
4. Step 4: Simplify right side
   123,379x = 71,769,338,404
5. Step 5: Solve for x
   x = 71,769,338,404/123,379
6. Step 6: Final answer
   x = 581,698.17