Finding the Fourth Proportional to 3,540.94, 4,887.20 and 2,049.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.94 : 4,887.20 = 2,049.34 : x
2. Step 2: Convert to fraction form
   3,540.94/4,887.20 = 2,049.34/x
3. Step 3: Cross multiply
   3,540.94x = 4,887.20 × 2,049.34
4. Step 4: Simplify right side
   3,540.94x = 10,015,534.45
5. Step 5: Solve for x
   x = 10,015,534.45/3,540.94
6. Step 6: Final answer
   x = 2,828.50