Finding the Fourth Proportional to 8,794.56, 13,134.72 and 7,628.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,794.56 : 13,134.72 = 7,628.16 : x
2. Step 2: Convert to fraction form
   8,794.56/13,134.72 = 7,628.16/x
3. Step 3: Cross multiply
   8,794.56x = 13,134.72 × 7,628.16
4. Step 4: Simplify right side
   8,794.56x = 100,193,745.72
5. Step 5: Solve for x
   x = 100,193,745.72/8,794.56
6. Step 6: Final answer
   x = 11,392.70