Finding the Fourth Proportional to 3,365.69, 5,057.51 and 1,723.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,365.69 : 5,057.51 = 1,723.32 : x
2. Step 2: Convert to fraction form
   3,365.69/5,057.51 = 1,723.32/x
3. Step 3: Cross multiply
   3,365.69x = 5,057.51 × 1,723.32
4. Step 4: Simplify right side
   3,365.69x = 8,715,699.52
5. Step 5: Solve for x
   x = 8,715,699.52/3,365.69
6. Step 6: Final answer
   x = 2,589.58