Finding the Third Proportional to 67,291 and 105,569

Step by Step Solution

1. Step 1: Write the proportion equation
   67,291 : 105,569 = 105,569 : x
2. Step 2: Convert to fraction form
   67,291/105,569 = 105,569/x
3. Step 3: Cross multiply
   67,291x = 105,569 × 105,569
4. Step 4: Simplify right side
   67,291x = 11,144,813,761
5. Step 5: Solve for x
   x = 11,144,813,761/67,291
6. Step 6: Final answer
   x = 165,621.16