Finding the Fourth Proportional to 1,561.38, 2,342.37 and 695.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.38 : 2,342.37 = 695.69 : x
2. Step 2: Convert to fraction form
   1,561.38/2,342.37 = 695.69/x
3. Step 3: Cross multiply
   1,561.38x = 2,342.37 × 695.69
4. Step 4: Simplify right side
   1,561.38x = 1,629,563.39
5. Step 5: Solve for x
   x = 1,629,563.39/1,561.38
6. Step 6: Final answer
   x = 1,043.67