Finding the Fourth Proportional to 12,535.31, 17,306.59 and 8,066.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,535.31 : 17,306.59 = 8,066.82 : x
2. Step 2: Convert to fraction form
   12,535.31/17,306.59 = 8,066.82/x
3. Step 3: Cross multiply
   12,535.31x = 17,306.59 × 8,066.82
4. Step 4: Simplify right side
   12,535.31x = 139,609,147.01
5. Step 5: Solve for x
   x = 139,609,147.01/12,535.31
6. Step 6: Final answer
   x = 11,137.27