Finding the Third Proportional to 11,040 and 21,525

Step by Step Solution

1. Step 1: Write the proportion equation
   11,040 : 21,525 = 21,525 : x
2. Step 2: Convert to fraction form
   11,040/21,525 = 21,525/x
3. Step 3: Cross multiply
   11,040x = 21,525 × 21,525
4. Step 4: Simplify right side
   11,040x = 463,325,625
5. Step 5: Solve for x
   x = 463,325,625/11,040
6. Step 6: Final answer
   x = 41,967.90