Finding the Fourth Proportional to 2,497.69, 3,743.69 and 1,561.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497.69 : 3,743.69 = 1,561.07 : x
2. Step 2: Convert to fraction form
   2,497.69/3,743.69 = 1,561.07/x
3. Step 3: Cross multiply
   2,497.69x = 3,743.69 × 1,561.07
4. Step 4: Simplify right side
   2,497.69x = 5,844,151.42
5. Step 5: Solve for x
   x = 5,844,151.42/2,497.69
6. Step 6: Final answer
   x = 2,339.82