Finding the Fourth Proportional to 3,659.14, 5,049.98 and 2,087.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,659.14 : 5,049.98 = 2,087.47 : x
2. Step 2: Convert to fraction form
   3,659.14/5,049.98 = 2,087.47/x
3. Step 3: Cross multiply
   3,659.14x = 5,049.98 × 2,087.47
4. Step 4: Simplify right side
   3,659.14x = 10,541,681.75
5. Step 5: Solve for x
   x = 10,541,681.75/3,659.14
6. Step 6: Final answer
   x = 2,880.92