Finding the Fourth Proportional to 2,277.14, 3,142.73 and 1,282.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.14 : 3,142.73 = 1,282.61 : x
2. Step 2: Convert to fraction form
   2,277.14/3,142.73 = 1,282.61/x
3. Step 3: Cross multiply
   2,277.14x = 3,142.73 × 1,282.61
4. Step 4: Simplify right side
   2,277.14x = 4,030,884.42
5. Step 5: Solve for x
   x = 4,030,884.42/2,277.14
6. Step 6: Final answer
   x = 1,770.15