Finding the Fourth Proportional to 10,650.10, 15,976.69 and 3,253.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,650.10 : 15,976.69 = 3,253.61 : x
2. Step 2: Convert to fraction form
   10,650.10/15,976.69 = 3,253.61/x
3. Step 3: Cross multiply
   10,650.10x = 15,976.69 × 3,253.61
4. Step 4: Simplify right side
   10,650.10x = 51,981,838.47
5. Step 5: Solve for x
   x = 51,981,838.47/10,650.10
6. Step 6: Final answer
   x = 4,880.88