Finding the Fourth Proportional to 9,680.56, 14,519.04 and 3,105.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,680.56 : 14,519.04 = 3,105.16 : x
2. Step 2: Convert to fraction form
   9,680.56/14,519.04 = 3,105.16/x
3. Step 3: Cross multiply
   9,680.56x = 14,519.04 × 3,105.16
4. Step 4: Simplify right side
   9,680.56x = 45,083,942.25
5. Step 5: Solve for x
   x = 45,083,942.25/9,680.56
6. Step 6: Final answer
   x = 4,657.16