Finding the Fourth Proportional to 5,417.62, 7,471.31 and 4,158.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,417.62 : 7,471.31 = 4,158.73 : x
2. Step 2: Convert to fraction form
   5,417.62/7,471.31 = 4,158.73/x
3. Step 3: Cross multiply
   5,417.62x = 7,471.31 × 4,158.73
4. Step 4: Simplify right side
   5,417.62x = 31,071,141.46
5. Step 5: Solve for x
   x = 31,071,141.46/5,417.62
6. Step 6: Final answer
   x = 5,735.20