Finding the Fourth Proportional to 2,057.15, 3,086.18 and 596.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.15 : 3,086.18 = 596.18 : x
2. Step 2: Convert to fraction form
   2,057.15/3,086.18 = 596.18/x
3. Step 3: Cross multiply
   2,057.15x = 3,086.18 × 596.18
4. Step 4: Simplify right side
   2,057.15x = 1,839,900.38
5. Step 5: Solve for x
   x = 1,839,900.38/2,057.15
6. Step 6: Final answer
   x = 894.40