Finding the Fourth Proportional to 3,723.69, 5,141.10 and 2,308.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,723.69 : 5,141.10 = 2,308.88 : x
2. Step 2: Convert to fraction form
   3,723.69/5,141.10 = 2,308.88/x
3. Step 3: Cross multiply
   3,723.69x = 5,141.10 × 2,308.88
4. Step 4: Simplify right side
   3,723.69x = 11,870,182.97
5. Step 5: Solve for x
   x = 11,870,182.97/3,723.69
6. Step 6: Final answer
   x = 3,187.75