Finding the Fourth Proportional to 9,227.48, 12,730.30 and 5,684.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,227.48 : 12,730.30 = 5,684.54 : x
2. Step 2: Convert to fraction form
   9,227.48/12,730.30 = 5,684.54/x
3. Step 3: Cross multiply
   9,227.48x = 12,730.30 × 5,684.54
4. Step 4: Simplify right side
   9,227.48x = 72,365,821.70
5. Step 5: Solve for x
   x = 72,365,821.70/9,227.48
6. Step 6: Final answer
   x = 7,842.43