Finding the Fourth Proportional to 3,519.86, 4,857.27 and 2,104.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,519.86 : 4,857.27 = 2,104.34 : x
2. Step 2: Convert to fraction form
   3,519.86/4,857.27 = 2,104.34/x
3. Step 3: Cross multiply
   3,519.86x = 4,857.27 × 2,104.34
4. Step 4: Simplify right side
   3,519.86x = 10,221,346.79
5. Step 5: Solve for x
   x = 10,221,346.79/3,519.86
6. Step 6: Final answer
   x = 2,903.90