Finding the Fourth Proportional to 2,276.52, 3,141.56 and 1,281.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.52 : 3,141.56 = 1,281.89 : x
2. Step 2: Convert to fraction form
   2,276.52/3,141.56 = 1,281.89/x
3. Step 3: Cross multiply
   2,276.52x = 3,141.56 × 1,281.89
4. Step 4: Simplify right side
   2,276.52x = 4,027,145.41
5. Step 5: Solve for x
   x = 4,027,145.41/2,276.52
6. Step 6: Final answer
   x = 1,768.99