Finding the Third Proportional to 10,303 and 21,049

Step by Step Solution

1. Step 1: Write the proportion equation
   10,303 : 21,049 = 21,049 : x
2. Step 2: Convert to fraction form
   10,303/21,049 = 21,049/x
3. Step 3: Cross multiply
   10,303x = 21,049 × 21,049
4. Step 4: Simplify right side
   10,303x = 443,060,401
5. Step 5: Solve for x
   x = 443,060,401/10,303
6. Step 6: Final answer
   x = 43,003.05