Finding the Third Proportional to 4,998 and 10,316

Step by Step Solution

1. Step 1: Write the proportion equation
   4,998 : 10,316 = 10,316 : x
2. Step 2: Convert to fraction form
   4,998/10,316 = 10,316/x
3. Step 3: Cross multiply
   4,998x = 10,316 × 10,316
4. Step 4: Simplify right side
   4,998x = 106,419,856
5. Step 5: Solve for x
   x = 106,419,856/4,998
6. Step 6: Final answer
   x = 21,292.49