Finding the Fourth Proportional to 3,677.27, 5,074.31 and 2,185.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.27 : 5,074.31 = 2,185.56 : x
2. Step 2: Convert to fraction form
   3,677.27/5,074.31 = 2,185.56/x
3. Step 3: Cross multiply
   3,677.27x = 5,074.31 × 2,185.56
4. Step 4: Simplify right side
   3,677.27x = 11,090,198.04
5. Step 5: Solve for x
   x = 11,090,198.04/3,677.27
6. Step 6: Final answer
   x = 3,015.88