Finding the Fourth Proportional to 22,131.94, 33,185.67 and 8,791.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,131.94 : 33,185.67 = 8,791.42 : x
2. Step 2: Convert to fraction form
   22,131.94/33,185.67 = 8,791.42/x
3. Step 3: Cross multiply
   22,131.94x = 33,185.67 × 8,791.42
4. Step 4: Simplify right side
   22,131.94x = 291,749,162.95
5. Step 5: Solve for x
   x = 291,749,162.95/22,131.94
6. Step 6: Final answer
   x = 13,182.27