Finding the Fourth Proportional to 33,185.72, 49,781.01 and 13,203.02

Step by Step Solution

1. Step 1: Write the proportion equation
   33,185.72 : 49,781.01 = 13,203.02 : x
2. Step 2: Convert to fraction form
   33,185.72/49,781.01 = 13,203.02/x
3. Step 3: Cross multiply
   33,185.72x = 49,781.01 × 13,203.02
4. Step 4: Simplify right side
   33,185.72x = 657,259,670.65
5. Step 5: Solve for x
   x = 657,259,670.65/33,185.72
6. Step 6: Final answer
   x = 19,805.50