Finding the Fourth Proportional to 3,300.41, 4,550.83 and 2,103.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.41 : 4,550.83 = 2,103.80 : x
2. Step 2: Convert to fraction form
   3,300.41/4,550.83 = 2,103.80/x
3. Step 3: Cross multiply
   3,300.41x = 4,550.83 × 2,103.80
4. Step 4: Simplify right side
   3,300.41x = 9,574,008.14
5. Step 5: Solve for x
   x = 9,574,008.14/3,300.41
6. Step 6: Final answer
   x = 2,900.85