Finding the Fourth Proportional to 23,998.52, 33,117.72 and 13,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,998.52 : 33,117.72 = 13,243.50 : x
2. Step 2: Convert to fraction form
   23,998.52/33,117.72 = 13,243.50/x
3. Step 3: Cross multiply
   23,998.52x = 33,117.72 × 13,243.50
4. Step 4: Simplify right side
   23,998.52x = 438,594,524.82
5. Step 5: Solve for x
   x = 438,594,524.82/23,998.52
6. Step 6: Final answer
   x = 18,275.90