Finding the Fourth Proportional to 3,540.18, 4,885.83 and 2,048.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.18 : 4,885.83 = 2,048.07 : x
2. Step 2: Convert to fraction form
   3,540.18/4,885.83 = 2,048.07/x
3. Step 3: Cross multiply
   3,540.18x = 4,885.83 × 2,048.07
4. Step 4: Simplify right side
   3,540.18x = 10,006,521.85
5. Step 5: Solve for x
   x = 10,006,521.85/3,540.18
6. Step 6: Final answer
   x = 2,826.56