Finding the Fourth Proportional to 11,123.69, 16,685.58 and 3,226.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,123.69 : 16,685.58 = 3,226.68 : x
2. Step 2: Convert to fraction form
   11,123.69/16,685.58 = 3,226.68/x
3. Step 3: Cross multiply
   11,123.69x = 16,685.58 × 3,226.68
4. Step 4: Simplify right side
   11,123.69x = 53,839,027.27
5. Step 5: Solve for x
   x = 53,839,027.27/11,123.69
6. Step 6: Final answer
   x = 4,840.04