Finding the Third Proportional to 59,498 and 87,600

Step by Step Solution

1. Step 1: Write the proportion equation
   59,498 : 87,600 = 87,600 : x
2. Step 2: Convert to fraction form
   59,498/87,600 = 87,600/x
3. Step 3: Cross multiply
   59,498x = 87,600 × 87,600
4. Step 4: Simplify right side
   59,498x = 7,673,760,000
5. Step 5: Solve for x
   x = 7,673,760,000/59,498
6. Step 6: Final answer
   x = 128,975.09