Finding the Fourth Proportional to 23,992.15, 33,109.21 and 13,382.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,992.15 : 33,109.21 = 13,382.47 : x
2. Step 2: Convert to fraction form
   23,992.15/33,109.21 = 13,382.47/x
3. Step 3: Cross multiply
   23,992.15x = 33,109.21 × 13,382.47
4. Step 4: Simplify right side
   23,992.15x = 443,082,844.00
5. Step 5: Solve for x
   x = 443,082,844.00/23,992.15
6. Step 6: Final answer
   x = 18,467.83