Finding the Fourth Proportional to 5,927.91, 8,174.38 and 5,091.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,927.91 : 8,174.38 = 5,091.38 : x
2. Step 2: Convert to fraction form
   5,927.91/8,174.38 = 5,091.38/x
3. Step 3: Cross multiply
   5,927.91x = 8,174.38 × 5,091.38
4. Step 4: Simplify right side
   5,927.91x = 41,618,849.39
5. Step 5: Solve for x
   x = 41,618,849.39/5,927.91
6. Step 6: Final answer
   x = 7,020.83