Finding the Fourth Proportional to 9,512.82, 13,131.37 and 8,516.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,512.82 : 13,131.37 = 8,516.37 : x
2. Step 2: Convert to fraction form
   9,512.82/13,131.37 = 8,516.37/x
3. Step 3: Cross multiply
   9,512.82x = 13,131.37 × 8,516.37
4. Step 4: Simplify right side
   9,512.82x = 111,831,550.96
5. Step 5: Solve for x
   x = 111,831,550.96/9,512.82
6. Step 6: Final answer
   x = 11,755.88