Finding the Third Proportional to 4,922 and 10,396

Step by Step Solution

1. Step 1: Write the proportion equation
   4,922 : 10,396 = 10,396 : x
2. Step 2: Convert to fraction form
   4,922/10,396 = 10,396/x
3. Step 3: Cross multiply
   4,922x = 10,396 × 10,396
4. Step 4: Simplify right side
   4,922x = 108,076,816
5. Step 5: Solve for x
   x = 108,076,816/4,922
6. Step 6: Final answer
   x = 21,957.91