Finding the Fourth Proportional to 3,698.12, 5,103.89 and 2,104.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,698.12 : 5,103.89 = 2,104.46 : x
2. Step 2: Convert to fraction form
   3,698.12/5,103.89 = 2,104.46/x
3. Step 3: Cross multiply
   3,698.12x = 5,103.89 × 2,104.46
4. Step 4: Simplify right side
   3,698.12x = 10,740,923.34
5. Step 5: Solve for x
   x = 10,740,923.34/3,698.12
6. Step 6: Final answer
   x = 2,904.43