Finding the Fourth Proportional to 12,825.59, 17,697.18 and 8,569.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,825.59 : 17,697.18 = 8,569.83 : x
2. Step 2: Convert to fraction form
   12,825.59/17,697.18 = 8,569.83/x
3. Step 3: Cross multiply
   12,825.59x = 17,697.18 × 8,569.83
4. Step 4: Simplify right side
   12,825.59x = 151,661,824.08
5. Step 5: Solve for x
   x = 151,661,824.08/12,825.59
6. Step 6: Final answer
   x = 11,824.94