Finding the Fourth Proportional to 2,842.56, 4,265.67 and 1,380.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.56 : 4,265.67 = 1,380.92 : x
2. Step 2: Convert to fraction form
   2,842.56/4,265.67 = 1,380.92/x
3. Step 3: Cross multiply
   2,842.56x = 4,265.67 × 1,380.92
4. Step 4: Simplify right side
   2,842.56x = 5,890,549.02
5. Step 5: Solve for x
   x = 5,890,549.02/2,842.56
6. Step 6: Final answer
   x = 2,072.27