Finding the Fourth Proportional to 23,992.69, 33,109.82 and 13,382.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,992.69 : 33,109.82 = 13,382.31 : x
2. Step 2: Convert to fraction form
   23,992.69/33,109.82 = 13,382.31/x
3. Step 3: Cross multiply
   23,992.69x = 33,109.82 × 13,382.31
4. Step 4: Simplify right side
   23,992.69x = 443,085,875.28
5. Step 5: Solve for x
   x = 443,085,875.28/23,992.69
6. Step 6: Final answer
   x = 18,467.54