Finding the Third Proportional to 9,351.75 and 21,651.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,351.75 : 21,651.38 = 21,651.38 : x
2. Step 2: Convert to fraction form
   9,351.75/21,651.38 = 21,651.38/x
3. Step 3: Cross multiply
   9,351.75x = 21,651.38 × 21,651.38
4. Step 4: Simplify right side
   9,351.75x = 468,782,039.39
5. Step 5: Solve for x
   x = 468,782,039.39/9,351.75
6. Step 6: Final answer
   x = 50,127.73