Finding the Fourth Proportional to 12,676.10, 17,472.05 and 9,526.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,676.10 : 17,472.05 = 9,526.82 : x
2. Step 2: Convert to fraction form
   12,676.10/17,472.05 = 9,526.82/x
3. Step 3: Cross multiply
   12,676.10x = 17,472.05 × 9,526.82
4. Step 4: Simplify right side
   12,676.10x = 166,452,940.39
5. Step 5: Solve for x
   x = 166,452,940.39/12,676.10
6. Step 6: Final answer
   x = 13,131.25