Finding the Fourth Proportional to 13,042.82, 17,996.07 and 8,801.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,042.82 : 17,996.07 = 8,801.76 : x
2. Step 2: Convert to fraction form
   13,042.82/17,996.07 = 8,801.76/x
3. Step 3: Cross multiply
   13,042.82x = 17,996.07 × 8,801.76
4. Step 4: Simplify right side
   13,042.82x = 158,397,189.58
5. Step 5: Solve for x
   x = 158,397,189.58/13,042.82
6. Step 6: Final answer
   x = 12,144.40