Finding the Fourth Proportional to 8,969.67, 12,383.67 and 5,784.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,969.67 : 12,383.67 = 5,784.09 : x
2. Step 2: Convert to fraction form
   8,969.67/12,383.67 = 5,784.09/x
3. Step 3: Cross multiply
   8,969.67x = 12,383.67 × 5,784.09
4. Step 4: Simplify right side
   8,969.67x = 71,628,261.81
5. Step 5: Solve for x
   x = 71,628,261.81/8,969.67
6. Step 6: Final answer
   x = 7,985.61