Finding the Fourth Proportional to 8,930.52, 12,322.98 and 5,786.64

Step by Step Solution

1. Step 1: Write the proportion equation
   8,930.52 : 12,322.98 = 5,786.64 : x
2. Step 2: Convert to fraction form
   8,930.52/12,322.98 = 5,786.64/x
3. Step 3: Cross multiply
   8,930.52x = 12,322.98 × 5,786.64
4. Step 4: Simplify right side
   8,930.52x = 71,308,648.99
5. Step 5: Solve for x
   x = 71,308,648.99/8,930.52
6. Step 6: Final answer
   x = 7,984.83