Finding the Fourth Proportional to 8,356.14, 12,540.54 and 3,096.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,356.14 : 12,540.54 = 3,096.12 : x
2. Step 2: Convert to fraction form
   8,356.14/12,540.54 = 3,096.12/x
3. Step 3: Cross multiply
   8,356.14x = 12,540.54 × 3,096.12
4. Step 4: Simplify right side
   8,356.14x = 38,827,016.70
5. Step 5: Solve for x
   x = 38,827,016.70/8,356.14
6. Step 6: Final answer
   x = 4,646.53