Finding the Fourth Proportional to 9,627.54, 13,286.08 and 5,648.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627.54 : 13,286.08 = 5,648.72 : x
2. Step 2: Convert to fraction form
   9,627.54/13,286.08 = 5,648.72/x
3. Step 3: Cross multiply
   9,627.54x = 13,286.08 × 5,648.72
4. Step 4: Simplify right side
   9,627.54x = 75,049,345.82
5. Step 5: Solve for x
   x = 75,049,345.82/9,627.54
6. Step 6: Final answer
   x = 7,795.28