Finding the Fourth Proportional to 11,060.29, 16,590.84 and 3,665.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,060.29 : 16,590.84 = 3,665.39 : x
2. Step 2: Convert to fraction form
   11,060.29/16,590.84 = 3,665.39/x
3. Step 3: Cross multiply
   11,060.29x = 16,590.84 × 3,665.39
4. Step 4: Simplify right side
   11,060.29x = 60,811,940.50
5. Step 5: Solve for x
   x = 60,811,940.50/11,060.29
6. Step 6: Final answer
   x = 5,498.22