Finding the Fourth Proportional to 2,277.52, 3,142.94 and 1,282.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.52 : 3,142.94 = 1,282.89 : x
2. Step 2: Convert to fraction form
   2,277.52/3,142.94 = 1,282.89/x
3. Step 3: Cross multiply
   2,277.52x = 3,142.94 × 1,282.89
4. Step 4: Simplify right side
   2,277.52x = 4,032,046.30
5. Step 5: Solve for x
   x = 4,032,046.30/2,277.52
6. Step 6: Final answer
   x = 1,770.37