Finding the Fourth Proportional to 13,841.54, 19,103.94 and 8,669.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,841.54 : 19,103.94 = 8,669.82 : x
2. Step 2: Convert to fraction form
   13,841.54/19,103.94 = 8,669.82/x
3. Step 3: Cross multiply
   13,841.54x = 19,103.94 × 8,669.82
4. Step 4: Simplify right side
   13,841.54x = 165,627,721.09
5. Step 5: Solve for x
   x = 165,627,721.09/13,841.54
6. Step 6: Final answer
   x = 11,965.99