Finding the Third Proportional to 11,996.44 and 19,165.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,996.44 : 19,165.78 = 19,165.78 : x
2. Step 2: Convert to fraction form
   11,996.44/19,165.78 = 19,165.78/x
3. Step 3: Cross multiply
   11,996.44x = 19,165.78 × 19,165.78
4. Step 4: Simplify right side
   11,996.44x = 367,327,170.92
5. Step 5: Solve for x
   x = 367,327,170.92/11,996.44
6. Step 6: Final answer
   x = 30,619.69