Finding the Fourth Proportional to 2,403.69, 3,315.37 and 1,562.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.69 : 3,315.37 = 1,562.83 : x
2. Step 2: Convert to fraction form
   2,403.69/3,315.37 = 1,562.83/x
3. Step 3: Cross multiply
   2,403.69x = 3,315.37 × 1,562.83
4. Step 4: Simplify right side
   2,403.69x = 5,181,359.70
5. Step 5: Solve for x
   x = 5,181,359.70/2,403.69
6. Step 6: Final answer
   x = 2,155.59