Finding the Fourth Proportional to 3,807.82, 5,707.81 and 1,729.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,807.82 : 5,707.81 = 1,729.27 : x
2. Step 2: Convert to fraction form
   3,807.82/5,707.81 = 1,729.27/x
3. Step 3: Cross multiply
   3,807.82x = 5,707.81 × 1,729.27
4. Step 4: Simplify right side
   3,807.82x = 9,870,344.60
5. Step 5: Solve for x
   x = 9,870,344.60/3,807.82
6. Step 6: Final answer
   x = 2,592.12