Finding the Third Proportional to 8,820 and 17,416

Step by Step Solution

1. Step 1: Write the proportion equation
   8,820 : 17,416 = 17,416 : x
2. Step 2: Convert to fraction form
   8,820/17,416 = 17,416/x
3. Step 3: Cross multiply
   8,820x = 17,416 × 17,416
4. Step 4: Simplify right side
   8,820x = 303,317,056
5. Step 5: Solve for x
   x = 303,317,056/8,820
6. Step 6: Final answer
   x = 34,389.69