Finding the Fourth Proportional to 2,270.59, 3,131.02 and 1,797.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.59 : 3,131.02 = 1,797.72 : x
2. Step 2: Convert to fraction form
   2,270.59/3,131.02 = 1,797.72/x
3. Step 3: Cross multiply
   2,270.59x = 3,131.02 × 1,797.72
4. Step 4: Simplify right side
   2,270.59x = 5,628,697.27
5. Step 5: Solve for x
   x = 5,628,697.27/2,270.59
6. Step 6: Final answer
   x = 2,478.96