Finding the Fourth Proportional to 3,789.69, 5,690.71 and 2,338.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.69 : 5,690.71 = 2,338.07 : x
2. Step 2: Convert to fraction form
   3,789.69/5,690.71 = 2,338.07/x
3. Step 3: Cross multiply
   3,789.69x = 5,690.71 × 2,338.07
4. Step 4: Simplify right side
   3,789.69x = 13,305,239.65
5. Step 5: Solve for x
   x = 13,305,239.65/3,789.69
6. Step 6: Final answer
   x = 3,510.91