Finding the Third Proportional to 9,105 and 13,359

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105 : 13,359 = 13,359 : x
2. Step 2: Convert to fraction form
   9,105/13,359 = 13,359/x
3. Step 3: Cross multiply
   9,105x = 13,359 × 13,359
4. Step 4: Simplify right side
   9,105x = 178,462,881
5. Step 5: Solve for x
   x = 178,462,881/9,105
6. Step 6: Final answer
   x = 19,600.54