Finding the Fourth Proportional to 9,648.22, 13,314.18 and 5,456.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,648.22 : 13,314.18 = 5,456.56 : x
2. Step 2: Convert to fraction form
   9,648.22/13,314.18 = 5,456.56/x
3. Step 3: Cross multiply
   9,648.22x = 13,314.18 × 5,456.56
4. Step 4: Simplify right side
   9,648.22x = 72,649,622.02
5. Step 5: Solve for x
   x = 72,649,622.02/9,648.22
6. Step 6: Final answer
   x = 7,529.85