Finding the Third Proportional to 59,420 and 130,744

Step by Step Solution

1. Step 1: Write the proportion equation
   59,420 : 130,744 = 130,744 : x
2. Step 2: Convert to fraction form
   59,420/130,744 = 130,744/x
3. Step 3: Cross multiply
   59,420x = 130,744 × 130,744
4. Step 4: Simplify right side
   59,420x = 17,093,993,536
5. Step 5: Solve for x
   x = 17,093,993,536/59,420
6. Step 6: Final answer
   x = 287,680.81