Finding the Fourth Proportional to 8,564.86, 12,844.05 and 3,636.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,564.86 : 12,844.05 = 3,636.82 : x
2. Step 2: Convert to fraction form
   8,564.86/12,844.05 = 3,636.82/x
3. Step 3: Cross multiply
   8,564.86x = 12,844.05 × 3,636.82
4. Step 4: Simplify right side
   8,564.86x = 46,711,497.92
5. Step 5: Solve for x
   x = 46,711,497.92/8,564.86
6. Step 6: Final answer
   x = 5,453.85