Finding the Fourth Proportional to 12,765.06, 17,618.31 and 8,282.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,765.06 : 17,618.31 = 8,282.52 : x
2. Step 2: Convert to fraction form
   12,765.06/17,618.31 = 8,282.52/x
3. Step 3: Cross multiply
   12,765.06x = 17,618.31 × 8,282.52
4. Step 4: Simplify right side
   12,765.06x = 145,924,004.94
5. Step 5: Solve for x
   x = 145,924,004.94/12,765.06
6. Step 6: Final answer
   x = 11,431.52