Finding the Fourth Proportional to 10,910.56, 16,362.72 and 3,983.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,910.56 : 16,362.72 = 3,983.44 : x
2. Step 2: Convert to fraction form
   10,910.56/16,362.72 = 3,983.44/x
3. Step 3: Cross multiply
   10,910.56x = 16,362.72 × 3,983.44
4. Step 4: Simplify right side
   10,910.56x = 65,179,913.36
5. Step 5: Solve for x
   x = 65,179,913.36/10,910.56
6. Step 6: Final answer
   x = 5,974.02