Finding the Fourth Proportional to 10,680.60, 14,738.73 and 5,964.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,680.60 : 14,738.73 = 5,964.78 : x
2. Step 2: Convert to fraction form
   10,680.60/14,738.73 = 5,964.78/x
3. Step 3: Cross multiply
   10,680.60x = 14,738.73 × 5,964.78
4. Step 4: Simplify right side
   10,680.60x = 87,913,281.93
5. Step 5: Solve for x
   x = 87,913,281.93/10,680.60
6. Step 6: Final answer
   x = 8,231.12