Finding the Fourth Proportional to 23,926.47, 33,018.26 and 13,317.27

Step by Step Solution

1. Step 1: Write the proportion equation
   23,926.47 : 33,018.26 = 13,317.27 : x
2. Step 2: Convert to fraction form
   23,926.47/33,018.26 = 13,317.27/x
3. Step 3: Cross multiply
   23,926.47x = 33,018.26 × 13,317.27
4. Step 4: Simplify right side
   23,926.47x = 439,713,016.76
5. Step 5: Solve for x
   x = 439,713,016.76/23,926.47
6. Step 6: Final answer
   x = 18,377.68