Finding the Fourth Proportional to 8,758.83, 12,089.49 and 5,613.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.83 : 12,089.49 = 5,613.33 : x
2. Step 2: Convert to fraction form
   8,758.83/12,089.49 = 5,613.33/x
3. Step 3: Cross multiply
   8,758.83x = 12,089.49 × 5,613.33
4. Step 4: Simplify right side
   8,758.83x = 67,862,296.90
5. Step 5: Solve for x
   x = 67,862,296.90/8,758.83
6. Step 6: Final answer
   x = 7,747.87