Finding the Fourth Proportional to 9,160.65, 13,734.72 and 4,227.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,160.65 : 13,734.72 = 4,227.54 : x
2. Step 2: Convert to fraction form
   9,160.65/13,734.72 = 4,227.54/x
3. Step 3: Cross multiply
   9,160.65x = 13,734.72 × 4,227.54
4. Step 4: Simplify right side
   9,160.65x = 58,064,078.19
5. Step 5: Solve for x
   x = 58,064,078.19/9,160.65
6. Step 6: Final answer
   x = 6,338.42