Finding the Third Proportional to 10,197 and 21,502

Step by Step Solution

1. Step 1: Write the proportion equation
   10,197 : 21,502 = 21,502 : x
2. Step 2: Convert to fraction form
   10,197/21,502 = 21,502/x
3. Step 3: Cross multiply
   10,197x = 21,502 × 21,502
4. Step 4: Simplify right side
   10,197x = 462,336,004
5. Step 5: Solve for x
   x = 462,336,004/10,197
6. Step 6: Final answer
   x = 45,340.39