Finding the Third Proportional to 9,936.42 and 13,317.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,936.42 : 13,317.54 = 13,317.54 : x
2. Step 2: Convert to fraction form
   9,936.42/13,317.54 = 13,317.54/x
3. Step 3: Cross multiply
   9,936.42x = 13,317.54 × 13,317.54
4. Step 4: Simplify right side
   9,936.42x = 177,356,846.68
5. Step 5: Solve for x
   x = 177,356,846.68/9,936.42
6. Step 6: Final answer
   x = 17,849.17