Finding the Third Proportional to 4,826 and 10,216

Step by Step Solution

1. Step 1: Write the proportion equation
   4,826 : 10,216 = 10,216 : x
2. Step 2: Convert to fraction form
   4,826/10,216 = 10,216/x
3. Step 3: Cross multiply
   4,826x = 10,216 × 10,216
4. Step 4: Simplify right side
   4,826x = 104,366,656
5. Step 5: Solve for x
   x = 104,366,656/4,826
6. Step 6: Final answer
   x = 21,625.91