Finding the Third Proportional to 123,045 and 267,434

Step by Step Solution

1. Step 1: Write the proportion equation
   123,045 : 267,434 = 267,434 : x
2. Step 2: Convert to fraction form
   123,045/267,434 = 267,434/x
3. Step 3: Cross multiply
   123,045x = 267,434 × 267,434
4. Step 4: Simplify right side
   123,045x = 71,520,944,356
5. Step 5: Solve for x
   x = 71,520,944,356/123,045
6. Step 6: Final answer
   x = 581,258.44