Finding the Fourth Proportional to 3,760.17, 5,189.09 and 2,081.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.17 : 5,189.09 = 2,081.71 : x
2. Step 2: Convert to fraction form
   3,760.17/5,189.09 = 2,081.71/x
3. Step 3: Cross multiply
   3,760.17x = 5,189.09 × 2,081.71
4. Step 4: Simplify right side
   3,760.17x = 10,802,180.54
5. Step 5: Solve for x
   x = 10,802,180.54/3,760.17
6. Step 6: Final answer
   x = 2,872.79