Finding the Fourth Proportional to 8,150.40, 12,223.47 and 2,884.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,150.40 : 12,223.47 = 2,884.89 : x
2. Step 2: Convert to fraction form
   8,150.40/12,223.47 = 2,884.89/x
3. Step 3: Cross multiply
   8,150.40x = 12,223.47 × 2,884.89
4. Step 4: Simplify right side
   8,150.40x = 35,263,366.37
5. Step 5: Solve for x
   x = 35,263,366.37/8,150.40
6. Step 6: Final answer
   x = 4,326.58