Finding the Fourth Proportional to 3,814.15, 5,721.56 and 1,040.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,814.15 : 5,721.56 = 1,040.83 : x
2. Step 2: Convert to fraction form
   3,814.15/5,721.56 = 1,040.83/x
3. Step 3: Cross multiply
   3,814.15x = 5,721.56 × 1,040.83
4. Step 4: Simplify right side
   3,814.15x = 5,955,171.29
5. Step 5: Solve for x
   x = 5,955,171.29/3,814.15
6. Step 6: Final answer
   x = 1,561.34