Finding the Fourth Proportional to 5,927.56, 8,179.71 and 3,689.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,927.56 : 8,179.71 = 3,689.38 : x
2. Step 2: Convert to fraction form
   5,927.56/8,179.71 = 3,689.38/x
3. Step 3: Cross multiply
   5,927.56x = 8,179.71 × 3,689.38
4. Step 4: Simplify right side
   5,927.56x = 30,178,058.48
5. Step 5: Solve for x
   x = 30,178,058.48/5,927.56
6. Step 6: Final answer
   x = 5,091.14