Finding the Fourth Proportional to 3,341.49, 5,016.87 and 2,105.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,341.49 : 5,016.87 = 2,105.25 : x
2. Step 2: Convert to fraction form
   3,341.49/5,016.87 = 2,105.25/x
3. Step 3: Cross multiply
   3,341.49x = 5,016.87 × 2,105.25
4. Step 4: Simplify right side
   3,341.49x = 10,561,765.57
5. Step 5: Solve for x
   x = 10,561,765.57/3,341.49
6. Step 6: Final answer
   x = 3,160.80