Finding the Fourth Proportional to 10,216.72, 14,105.60 and 6,818.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.72 : 14,105.60 = 6,818.58 : x
2. Step 2: Convert to fraction form
   10,216.72/14,105.60 = 6,818.58/x
3. Step 3: Cross multiply
   10,216.72x = 14,105.60 × 6,818.58
4. Step 4: Simplify right side
   10,216.72x = 96,180,162.05
5. Step 5: Solve for x
   x = 96,180,162.05/10,216.72
6. Step 6: Final answer
   x = 9,414.00