Finding the Fourth Proportional to 3,760.81, 5,644.46 and 1,814.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.81 : 5,644.46 = 1,814.65 : x
2. Step 2: Convert to fraction form
   3,760.81/5,644.46 = 1,814.65/x
3. Step 3: Cross multiply
   3,760.81x = 5,644.46 × 1,814.65
4. Step 4: Simplify right side
   3,760.81x = 10,242,710.27
5. Step 5: Solve for x
   x = 10,242,710.27/3,760.81
6. Step 6: Final answer
   x = 2,723.54