Finding the Fourth Proportional to 2,270.05, 3,132.63 and 1,275.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.05 : 3,132.63 = 1,275.41 : x
2. Step 2: Convert to fraction form
   2,270.05/3,132.63 = 1,275.41/x
3. Step 3: Cross multiply
   2,270.05x = 3,132.63 × 1,275.41
4. Step 4: Simplify right side
   2,270.05x = 3,995,395.46
5. Step 5: Solve for x
   x = 3,995,395.46/2,270.05
6. Step 6: Final answer
   x = 1,760.05