Finding the Fourth Proportional to 10,676, 16,016.16 and 4,520

Step by Step Solution

1. Step 1: Write the proportion equation
   10,676 : 16,016.16 = 4,520 : x
2. Step 2: Convert to fraction form
   10,676/16,016.16 = 4,520/x
3. Step 3: Cross multiply
   10,676x = 16,016.16 × 4,520
4. Step 4: Simplify right side
   10,676x = 72,393,043.20
5. Step 5: Solve for x
   x = 72,393,043.20/10,676
6. Step 6: Final answer
   x = 6,780.91