Finding the Fourth Proportional to 8,540.50, 12,812.91 and 2,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,540.50 : 12,812.91 = 2,384.50 : x
2. Step 2: Convert to fraction form
   8,540.50/12,812.91 = 2,384.50/x
3. Step 3: Cross multiply
   8,540.50x = 12,812.91 × 2,384.50
4. Step 4: Simplify right side
   8,540.50x = 30,552,383.90
5. Step 5: Solve for x
   x = 30,552,383.90/8,540.50
6. Step 6: Final answer
   x = 3,577.35