Finding the Fourth Proportional to 3,743.09, 5,591.89 and 2,680.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743.09 : 5,591.89 = 2,680.48 : x
2. Step 2: Convert to fraction form
   3,743.09/5,591.89 = 2,680.48/x
3. Step 3: Cross multiply
   3,743.09x = 5,591.89 × 2,680.48
4. Step 4: Simplify right side
   3,743.09x = 14,988,921.35
5. Step 5: Solve for x
   x = 14,988,921.35/3,743.09
6. Step 6: Final answer
   x = 4,004.42