Finding the Third Proportional to 5,163.75 and 10,789.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,163.75 : 10,789.88 = 10,789.88 : x
2. Step 2: Convert to fraction form
   5,163.75/10,789.88 = 10,789.88/x
3. Step 3: Cross multiply
   5,163.75x = 10,789.88 × 10,789.88
4. Step 4: Simplify right side
   5,163.75x = 116,421,402.52
5. Step 5: Solve for x
   x = 116,421,402.52/5,163.75
6. Step 6: Final answer
   x = 22,545.90