Finding the Fourth Proportional to 3,665.37, 5,501.01 and 2,085.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.37 : 5,501.01 = 2,085.06 : x
2. Step 2: Convert to fraction form
   3,665.37/5,501.01 = 2,085.06/x
3. Step 3: Cross multiply
   3,665.37x = 5,501.01 × 2,085.06
4. Step 4: Simplify right side
   3,665.37x = 11,469,935.91
5. Step 5: Solve for x
   x = 11,469,935.91/3,665.37
6. Step 6: Final answer
   x = 3,129.27