Finding the Fourth Proportional to 11,101.88, 16,659.38 and 4,086.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,101.88 : 16,659.38 = 4,086.82 : x
2. Step 2: Convert to fraction form
   11,101.88/16,659.38 = 4,086.82/x
3. Step 3: Cross multiply
   11,101.88x = 16,659.38 × 4,086.82
4. Step 4: Simplify right side
   11,101.88x = 68,083,918.41
5. Step 5: Solve for x
   x = 68,083,918.41/11,101.88
6. Step 6: Final answer
   x = 6,132.65