Finding the Fourth Proportional to 5,789.28, 7,980.85 and 3,796.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,789.28 : 7,980.85 = 3,796.38 : x
2. Step 2: Convert to fraction form
   5,789.28/7,980.85 = 3,796.38/x
3. Step 3: Cross multiply
   5,789.28x = 7,980.85 × 3,796.38
4. Step 4: Simplify right side
   5,789.28x = 30,298,339.32
5. Step 5: Solve for x
   x = 30,298,339.32/5,789.28
6. Step 6: Final answer
   x = 5,233.52