Finding the Third Proportional to 59,300 and 129,544

Step by Step Solution

1. Step 1: Write the proportion equation
   59,300 : 129,544 = 129,544 : x
2. Step 2: Convert to fraction form
   59,300/129,544 = 129,544/x
3. Step 3: Cross multiply
   59,300x = 129,544 × 129,544
4. Step 4: Simplify right side
   59,300x = 16,781,647,936
5. Step 5: Solve for x
   x = 16,781,647,936/59,300
6. Step 6: Final answer
   x = 282,995.75