Finding the Third Proportional to 5,519 and 10,760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,519 : 10,760.50 = 10,760.50 : x
2. Step 2: Convert to fraction form
   5,519/10,760.50 = 10,760.50/x
3. Step 3: Cross multiply
   5,519x = 10,760.50 × 10,760.50
4. Step 4: Simplify right side
   5,519x = 115,788,360.25
5. Step 5: Solve for x
   x = 115,788,360.25/5,519
6. Step 6: Final answer
   x = 20,979.95