Finding the Fourth Proportional to 9,627.56, 13,282.25 and 5,647.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627.56 : 13,282.25 = 5,647.22 : x
2. Step 2: Convert to fraction form
   9,627.56/13,282.25 = 5,647.22/x
3. Step 3: Cross multiply
   9,627.56x = 13,282.25 × 5,647.22
4. Step 4: Simplify right side
   9,627.56x = 75,007,693.20
5. Step 5: Solve for x
   x = 75,007,693.20/9,627.56
6. Step 6: Final answer
   x = 7,790.94