Finding the Fourth Proportional to 3,805.56, 5,708.37 and 1,339.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,805.56 : 5,708.37 = 1,339.82 : x
2. Step 2: Convert to fraction form
   3,805.56/5,708.37 = 1,339.82/x
3. Step 3: Cross multiply
   3,805.56x = 5,708.37 × 1,339.82
4. Step 4: Simplify right side
   3,805.56x = 7,648,159.75
5. Step 5: Solve for x
   x = 7,648,159.75/3,805.56
6. Step 6: Final answer
   x = 2,009.73