Finding the Fourth Proportional to 10,876.48, 16,321.20 and 3,951.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,876.48 : 16,321.20 = 3,951.52 : x
2. Step 2: Convert to fraction form
   10,876.48/16,321.20 = 3,951.52/x
3. Step 3: Cross multiply
   10,876.48x = 16,321.20 × 3,951.52
4. Step 4: Simplify right side
   10,876.48x = 64,493,492.60
5. Step 5: Solve for x
   x = 64,493,492.60/10,876.48
6. Step 6: Final answer
   x = 5,929.63