Finding the Third Proportional to 11,114.75 and 21,204.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,114.75 : 21,204.38 = 21,204.38 : x
2. Step 2: Convert to fraction form
   11,114.75/21,204.38 = 21,204.38/x
3. Step 3: Cross multiply
   11,114.75x = 21,204.38 × 21,204.38
4. Step 4: Simplify right side
   11,114.75x = 449,625,519.14
5. Step 5: Solve for x
   x = 449,625,519.14/11,114.75
6. Step 6: Final answer
   x = 40,453.05