Finding the Fourth Proportional to 3,587.82, 4,951.02 and 2,171.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,587.82 : 4,951.02 = 2,171.88 : x
2. Step 2: Convert to fraction form
   3,587.82/4,951.02 = 2,171.88/x
3. Step 3: Cross multiply
   3,587.82x = 4,951.02 × 2,171.88
4. Step 4: Simplify right side
   3,587.82x = 10,753,021.32
5. Step 5: Solve for x
   x = 10,753,021.32/3,587.82
6. Step 6: Final answer
   x = 2,997.09