Finding the Third Proportional to 9,881 and 13,310

Step by Step Solution

1. Step 1: Write the proportion equation
   9,881 : 13,310 = 13,310 : x
2. Step 2: Convert to fraction form
   9,881/13,310 = 13,310/x
3. Step 3: Cross multiply
   9,881x = 13,310 × 13,310
4. Step 4: Simplify right side
   9,881x = 177,156,100
5. Step 5: Solve for x
   x = 177,156,100/9,881
6. Step 6: Final answer
   x = 17,928.96