Finding the Third Proportional to 259,904 and 567,436

Step by Step Solution

1. Step 1: Write the proportion equation
   259,904 : 567,436 = 567,436 : x
2. Step 2: Convert to fraction form
   259,904/567,436 = 567,436/x
3. Step 3: Cross multiply
   259,904x = 567,436 × 567,436
4. Step 4: Simplify right side
   259,904x = 321,983,614,096
5. Step 5: Solve for x
   x = 321,983,614,096/259,904
6. Step 6: Final answer
   x = 1,238,855.94