Finding the Fourth Proportional to 10,876.55, 16,313.47 and 3,085.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,876.55 : 16,313.47 = 3,085.97 : x
2. Step 2: Convert to fraction form
   10,876.55/16,313.47 = 3,085.97/x
3. Step 3: Cross multiply
   10,876.55x = 16,313.47 × 3,085.97
4. Step 4: Simplify right side
   10,876.55x = 50,342,789.73
5. Step 5: Solve for x
   x = 50,342,789.73/10,876.55
6. Step 6: Final answer
   x = 4,628.56