Finding the Fourth Proportional to 8,964.73, 12,365.58 and 5,782.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,964.73 : 12,365.58 = 5,782.09 : x
2. Step 2: Convert to fraction form
   8,964.73/12,365.58 = 5,782.09/x
3. Step 3: Cross multiply
   8,964.73x = 12,365.58 × 5,782.09
4. Step 4: Simplify right side
   8,964.73x = 71,498,896.46
5. Step 5: Solve for x
   x = 71,498,896.46/8,964.73
6. Step 6: Final answer
   x = 7,975.58