Finding the Fourth Proportional to 2,327.69, 3,209.59 and 1,697.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.69 : 3,209.59 = 1,697.11 : x
2. Step 2: Convert to fraction form
   2,327.69/3,209.59 = 1,697.11/x
3. Step 3: Cross multiply
   2,327.69x = 3,209.59 × 1,697.11
4. Step 4: Simplify right side
   2,327.69x = 5,447,021.38
5. Step 5: Solve for x
   x = 5,447,021.38/2,327.69
6. Step 6: Final answer
   x = 2,340.09