Finding the Fourth Proportional to 11,039.41, 16,560.33 and 5,494.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.41 : 16,560.33 = 5,494.15 : x
2. Step 2: Convert to fraction form
   11,039.41/16,560.33 = 5,494.15/x
3. Step 3: Cross multiply
   11,039.41x = 16,560.33 × 5,494.15
4. Step 4: Simplify right side
   11,039.41x = 90,984,937.07
5. Step 5: Solve for x
   x = 90,984,937.07/11,039.41
6. Step 6: Final answer
   x = 8,241.83