Finding the Fourth Proportional to 2,270.09, 3,132.73 and 1,275.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.09 : 3,132.73 = 1,275.71 : x
2. Step 2: Convert to fraction form
   2,270.09/3,132.73 = 1,275.71/x
3. Step 3: Cross multiply
   2,270.09x = 3,132.73 × 1,275.71
4. Step 4: Simplify right side
   2,270.09x = 3,996,436.14
5. Step 5: Solve for x
   x = 3,996,436.14/2,270.09
6. Step 6: Final answer
   x = 1,760.48