Finding the Fourth Proportional to 8,719.35, 12,033.86 and 5,584.65

Step by Step Solution

1. Step 1: Write the proportion equation
   8,719.35 : 12,033.86 = 5,584.65 : x
2. Step 2: Convert to fraction form
   8,719.35/12,033.86 = 5,584.65/x
3. Step 3: Cross multiply
   8,719.35x = 12,033.86 × 5,584.65
4. Step 4: Simplify right side
   8,719.35x = 67,204,896.25
5. Step 5: Solve for x
   x = 67,204,896.25/8,719.35
6. Step 6: Final answer
   x = 7,707.56