Finding the Fourth Proportional to 3,804.50, 5,707.23 and 1,306.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,804.50 : 5,707.23 = 1,306.18 : x
2. Step 2: Convert to fraction form
   3,804.50/5,707.23 = 1,306.18/x
3. Step 3: Cross multiply
   3,804.50x = 5,707.23 × 1,306.18
4. Step 4: Simplify right side
   3,804.50x = 7,454,641.15
5. Step 5: Solve for x
   x = 7,454,641.15/3,804.50
6. Step 6: Final answer
   x = 1,959.43