Finding the Fourth Proportional to 2,277.96, 3,143.42 and 1,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.96 : 3,143.42 = 1,382.50 : x
2. Step 2: Convert to fraction form
   2,277.96/3,143.42 = 1,382.50/x
3. Step 3: Cross multiply
   2,277.96x = 3,143.42 × 1,382.50
4. Step 4: Simplify right side
   2,277.96x = 4,345,778.15
5. Step 5: Solve for x
   x = 4,345,778.15/2,277.96
6. Step 6: Final answer
   x = 1,907.75