Finding the Fourth Proportional to 33,067.52, 49,588.90 and 13,335.32

Step by Step Solution

1. Step 1: Write the proportion equation
   33,067.52 : 49,588.90 = 13,335.32 : x
2. Step 2: Convert to fraction form
   33,067.52/49,588.90 = 13,335.32/x
3. Step 3: Cross multiply
   33,067.52x = 49,588.90 × 13,335.32
4. Step 4: Simplify right side
   33,067.52x = 661,283,849.95
5. Step 5: Solve for x
   x = 661,283,849.95/33,067.52
6. Step 6: Final answer
   x = 19,997.99