Finding the Third Proportional to 9,145.50 and 21,567

Step by Step Solution

1. Step 1: Write the proportion equation
   9,145.50 : 21,567 = 21,567 : x
2. Step 2: Convert to fraction form
   9,145.50/21,567 = 21,567/x
3. Step 3: Cross multiply
   9,145.50x = 21,567 × 21,567
4. Step 4: Simplify right side
   9,145.50x = 465,135,489
5. Step 5: Solve for x
   x = 465,135,489/9,145.50
6. Step 6: Final answer
   x = 50,859.49