Finding the Third Proportional to 9,909 and 17,610

Step by Step Solution

1. Step 1: Write the proportion equation
   9,909 : 17,610 = 17,610 : x
2. Step 2: Convert to fraction form
   9,909/17,610 = 17,610/x
3. Step 3: Cross multiply
   9,909x = 17,610 × 17,610
4. Step 4: Simplify right side
   9,909x = 310,112,100
5. Step 5: Solve for x
   x = 310,112,100/9,909
6. Step 6: Final answer
   x = 31,296.00