Finding the Fourth Proportional to 6,916.89, 9,548.17 and 5,238.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,916.89 : 9,548.17 = 5,238.30 : x
2. Step 2: Convert to fraction form
   6,916.89/9,548.17 = 5,238.30/x
3. Step 3: Cross multiply
   6,916.89x = 9,548.17 × 5,238.30
4. Step 4: Simplify right side
   6,916.89x = 50,016,165.82
5. Step 5: Solve for x
   x = 50,016,165.82/6,916.89
6. Step 6: Final answer
   x = 7,231.02