Finding the Fourth Proportional to 1,797.62, 2,480.56 and 1,011.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,797.62 : 2,480.56 = 1,011.56 : x
2. Step 2: Convert to fraction form
   1,797.62/2,480.56 = 1,011.56/x
3. Step 3: Cross multiply
   1,797.62x = 2,480.56 × 1,011.56
4. Step 4: Simplify right side
   1,797.62x = 2,509,235.27
5. Step 5: Solve for x
   x = 2,509,235.27/1,797.62
6. Step 6: Final answer
   x = 1,395.87