Finding the Fourth Proportional to 6,731.54, 9,288.42 and 3,747.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,731.54 : 9,288.42 = 3,747.30 : x
2. Step 2: Convert to fraction form
   6,731.54/9,288.42 = 3,747.30/x
3. Step 3: Cross multiply
   6,731.54x = 9,288.42 × 3,747.30
4. Step 4: Simplify right side
   6,731.54x = 34,806,496.27
5. Step 5: Solve for x
   x = 34,806,496.27/6,731.54
6. Step 6: Final answer
   x = 5,170.66