Finding the Fourth Proportional to 5,086.77, 7,631.31 and 2,314.23

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.77 : 7,631.31 = 2,314.23 : x
2. Step 2: Convert to fraction form
   5,086.77/7,631.31 = 2,314.23/x
3. Step 3: Cross multiply
   5,086.77x = 7,631.31 × 2,314.23
4. Step 4: Simplify right side
   5,086.77x = 17,660,606.54
5. Step 5: Solve for x
   x = 17,660,606.54/5,086.77
6. Step 6: Final answer
   x = 3,471.87