Finding the Fourth Proportional to 5,185.38, 7,155.87 and 2,827.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,185.38 : 7,155.87 = 2,827.52 : x
2. Step 2: Convert to fraction form
   5,185.38/7,155.87 = 2,827.52/x
3. Step 3: Cross multiply
   5,185.38x = 7,155.87 × 2,827.52
4. Step 4: Simplify right side
   5,185.38x = 20,233,383.43
5. Step 5: Solve for x
   x = 20,233,383.43/5,185.38
6. Step 6: Final answer
   x = 3,902.01