Finding the Fourth Proportional to 3,806.69, 5,710.06 and 1,340.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,806.69 : 5,710.06 = 1,340.94 : x
2. Step 2: Convert to fraction form
   3,806.69/5,710.06 = 1,340.94/x
3. Step 3: Cross multiply
   3,806.69x = 5,710.06 × 1,340.94
4. Step 4: Simplify right side
   3,806.69x = 7,656,844.50
5. Step 5: Solve for x
   x = 7,656,844.50/3,806.69
6. Step 6: Final answer
   x = 2,011.42