Finding the Fourth Proportional to 23,112.38, 31,893.27 and 13,043.27

Step by Step Solution

1. Step 1: Write the proportion equation
   23,112.38 : 31,893.27 = 13,043.27 : x
2. Step 2: Convert to fraction form
   23,112.38/31,893.27 = 13,043.27/x
3. Step 3: Cross multiply
   23,112.38x = 31,893.27 × 13,043.27
4. Step 4: Simplify right side
   23,112.38x = 415,992,531.79
5. Step 5: Solve for x
   x = 415,992,531.79/23,112.38
6. Step 6: Final answer
   x = 17,998.69