Finding the Fourth Proportional to 11,063.15, 16,591.14 and 3,665.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,063.15 : 16,591.14 = 3,665.63 : x
2. Step 2: Convert to fraction form
   11,063.15/16,591.14 = 3,665.63/x
3. Step 3: Cross multiply
   11,063.15x = 16,591.14 × 3,665.63
4. Step 4: Simplify right side
   11,063.15x = 60,816,897.56
5. Step 5: Solve for x
   x = 60,816,897.56/11,063.15
6. Step 6: Final answer
   x = 5,497.25