Finding the Fourth Proportional to 8,327.13, 12,499.59 and 3,585.64

Step by Step Solution

1. Step 1: Write the proportion equation
   8,327.13 : 12,499.59 = 3,585.64 : x
2. Step 2: Convert to fraction form
   8,327.13/12,499.59 = 3,585.64/x
3. Step 3: Cross multiply
   8,327.13x = 12,499.59 × 3,585.64
4. Step 4: Simplify right side
   8,327.13x = 44,818,949.46
5. Step 5: Solve for x
   x = 44,818,949.46/8,327.13
6. Step 6: Final answer
   x = 5,382.28