Finding the Fourth Proportional to 9,554.72, 13,149.60 and 8,081.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,554.72 : 13,149.60 = 8,081.96 : x
2. Step 2: Convert to fraction form
   9,554.72/13,149.60 = 8,081.96/x
3. Step 3: Cross multiply
   9,554.72x = 13,149.60 × 8,081.96
4. Step 4: Simplify right side
   9,554.72x = 106,274,541.22
5. Step 5: Solve for x
   x = 106,274,541.22/9,554.72
6. Step 6: Final answer
   x = 11,122.73