Finding the Third Proportional to 9,171 and 10,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,171 : 10,021.50 = 10,021.50 : x
2. Step 2: Convert to fraction form
   9,171/10,021.50 = 10,021.50/x
3. Step 3: Cross multiply
   9,171x = 10,021.50 × 10,021.50
4. Step 4: Simplify right side
   9,171x = 100,430,462.25
5. Step 5: Solve for x
   x = 100,430,462.25/9,171
6. Step 6: Final answer
   x = 10,950.87