Finding the Fourth Proportional to 3,804.56, 5,706.87 and 1,338.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,804.56 : 5,706.87 = 1,338.82 : x
2. Step 2: Convert to fraction form
   3,804.56/5,706.87 = 1,338.82/x
3. Step 3: Cross multiply
   3,804.56x = 5,706.87 × 1,338.82
4. Step 4: Simplify right side
   3,804.56x = 7,640,443.16
5. Step 5: Solve for x
   x = 7,640,443.16/3,804.56
6. Step 6: Final answer
   x = 2,008.23