Finding the Fourth Proportional to 1,716.72, 2,578.26 and 895.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,716.72 : 2,578.26 = 895.56 : x
2. Step 2: Convert to fraction form
   1,716.72/2,578.26 = 895.56/x
3. Step 3: Cross multiply
   1,716.72x = 2,578.26 × 895.56
4. Step 4: Simplify right side
   1,716.72x = 2,308,986.53
5. Step 5: Solve for x
   x = 2,308,986.53/1,716.72
6. Step 6: Final answer
   x = 1,345.00