Finding the Fourth Proportional to 5,304.89, 7,958.58 and 5,216.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,304.89 : 7,958.58 = 5,216.73 : x
2. Step 2: Convert to fraction form
   5,304.89/7,958.58 = 5,216.73/x
3. Step 3: Cross multiply
   5,304.89x = 7,958.58 × 5,216.73
4. Step 4: Simplify right side
   5,304.89x = 41,517,763.04
5. Step 5: Solve for x
   x = 41,517,763.04/5,304.89
6. Step 6: Final answer
   x = 7,826.33