Finding the Fourth Proportional to 2,340.69, 3,511.54 and 697.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340.69 : 3,511.54 = 697.37 : x
2. Step 2: Convert to fraction form
   2,340.69/3,511.54 = 697.37/x
3. Step 3: Cross multiply
   2,340.69x = 3,511.54 × 697.37
4. Step 4: Simplify right side
   2,340.69x = 2,448,822.04
5. Step 5: Solve for x
   x = 2,448,822.04/2,340.69
6. Step 6: Final answer
   x = 1,046.20