Finding the Fourth Proportional to 11,227.98, 16,840.05 and 3,330.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,227.98 : 16,840.05 = 3,330.31 : x
2. Step 2: Convert to fraction form
   11,227.98/16,840.05 = 3,330.31/x
3. Step 3: Cross multiply
   11,227.98x = 16,840.05 × 3,330.31
4. Step 4: Simplify right side
   11,227.98x = 56,082,586.92
5. Step 5: Solve for x
   x = 56,082,586.92/11,227.98
6. Step 6: Final answer
   x = 4,994.90