Finding the Fourth Proportional to 11,062.58, 16,587.72 and 3,665.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,062.58 : 16,587.72 = 3,665.05 : x
2. Step 2: Convert to fraction form
   11,062.58/16,587.72 = 3,665.05/x
3. Step 3: Cross multiply
   11,062.58x = 16,587.72 × 3,665.05
4. Step 4: Simplify right side
   11,062.58x = 60,794,781.72
5. Step 5: Solve for x
   x = 60,794,781.72/11,062.58
6. Step 6: Final answer
   x = 5,495.54