Finding the Fourth Proportional to 10,804.50, 16,209.49 and 3,013.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,804.50 : 16,209.49 = 3,013.31 : x
2. Step 2: Convert to fraction form
   10,804.50/16,209.49 = 3,013.31/x
3. Step 3: Cross multiply
   10,804.50x = 16,209.49 × 3,013.31
4. Step 4: Simplify right side
   10,804.50x = 48,844,251.30
5. Step 5: Solve for x
   x = 48,844,251.30/10,804.50
6. Step 6: Final answer
   x = 4,520.73