Finding the Fourth Proportional to 2,270.52, 3,133.35 and 1,275.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.52 : 3,133.35 = 1,275.74 : x
2. Step 2: Convert to fraction form
   2,270.52/3,133.35 = 1,275.74/x
3. Step 3: Cross multiply
   2,270.52x = 3,133.35 × 1,275.74
4. Step 4: Simplify right side
   2,270.52x = 3,997,333.55
5. Step 5: Solve for x
   x = 3,997,333.55/2,270.52
6. Step 6: Final answer
   x = 1,760.54