Finding the Fourth Proportional to 10,630.72, 15,940.72 and 3,233.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,630.72 : 15,940.72 = 3,233.76 : x
2. Step 2: Convert to fraction form
   10,630.72/15,940.72 = 3,233.76/x
3. Step 3: Cross multiply
   10,630.72x = 15,940.72 × 3,233.76
4. Step 4: Simplify right side
   10,630.72x = 51,548,462.71
5. Step 5: Solve for x
   x = 51,548,462.71/10,630.72
6. Step 6: Final answer
   x = 4,849.01