Finding the Third Proportional to 281,907 and 587,142

Step by Step Solution

1. Step 1: Write the proportion equation
   281,907 : 587,142 = 587,142 : x
2. Step 2: Convert to fraction form
   281,907/587,142 = 587,142/x
3. Step 3: Cross multiply
   281,907x = 587,142 × 587,142
4. Step 4: Simplify right side
   281,907x = 344,735,728,164
5. Step 5: Solve for x
   x = 344,735,728,164/281,907
6. Step 6: Final answer
   x = 1,222,870.41