Finding the Third Proportional to 54,514.50 and 120,687

Step by Step Solution

1. Step 1: Write the proportion equation
   54,514.50 : 120,687 = 120,687 : x
2. Step 2: Convert to fraction form
   54,514.50/120,687 = 120,687/x
3. Step 3: Cross multiply
   54,514.50x = 120,687 × 120,687
4. Step 4: Simplify right side
   54,514.50x = 14,565,351,969
5. Step 5: Solve for x
   x = 14,565,351,969/54,514.50
6. Step 6: Final answer
   x = 267,183.08