Finding the Fourth Proportional to 9,205.23, 13,804.52 and 3,940.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,205.23 : 13,804.52 = 3,940.61 : x
2. Step 2: Convert to fraction form
   9,205.23/13,804.52 = 3,940.61/x
3. Step 3: Cross multiply
   9,205.23x = 13,804.52 × 3,940.61
4. Step 4: Simplify right side
   9,205.23x = 54,398,140.83
5. Step 5: Solve for x
   x = 54,398,140.83/9,205.23
6. Step 6: Final answer
   x = 5,909.48