Finding the Fourth Proportional to 11,231.57, 16,849.03 and 3,630.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,231.57 : 16,849.03 = 3,630.31 : x
2. Step 2: Convert to fraction form
   11,231.57/16,849.03 = 3,630.31/x
3. Step 3: Cross multiply
   11,231.57x = 16,849.03 × 3,630.31
4. Step 4: Simplify right side
   11,231.57x = 61,167,202.10
5. Step 5: Solve for x
   x = 61,167,202.10/11,231.57
6. Step 6: Final answer
   x = 5,446.01