Finding the Fourth Proportional to 10,876.73, 16,321.57 and 3,951.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,876.73 : 16,321.57 = 3,951.77 : x
2. Step 2: Convert to fraction form
   10,876.73/16,321.57 = 3,951.77/x
3. Step 3: Cross multiply
   10,876.73x = 16,321.57 × 3,951.77
4. Step 4: Simplify right side
   10,876.73x = 64,499,059.75
5. Step 5: Solve for x
   x = 64,499,059.75/10,876.73
6. Step 6: Final answer
   x = 5,930.01