Finding the Third Proportional to 59,676 and 129,900

Step by Step Solution

1. Step 1: Write the proportion equation
   59,676 : 129,900 = 129,900 : x
2. Step 2: Convert to fraction form
   59,676/129,900 = 129,900/x
3. Step 3: Cross multiply
   59,676x = 129,900 × 129,900
4. Step 4: Simplify right side
   59,676x = 16,874,010,000
5. Step 5: Solve for x
   x = 16,874,010,000/59,676
6. Step 6: Final answer
   x = 282,760.41