Finding the Third Proportional to 10,749 and 21,799

Step by Step Solution

1. Step 1: Write the proportion equation
   10,749 : 21,799 = 21,799 : x
2. Step 2: Convert to fraction form
   10,749/21,799 = 21,799/x
3. Step 3: Cross multiply
   10,749x = 21,799 × 21,799
4. Step 4: Simplify right side
   10,749x = 475,196,401
5. Step 5: Solve for x
   x = 475,196,401/10,749
6. Step 6: Final answer
   x = 44,208.43