Finding the Fourth Proportional to 2,284.54, 3,152.68 and 1,340.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,284.54 : 3,152.68 = 1,340.12 : x
2. Step 2: Convert to fraction form
   2,284.54/3,152.68 = 1,340.12/x
3. Step 3: Cross multiply
   2,284.54x = 3,152.68 × 1,340.12
4. Step 4: Simplify right side
   2,284.54x = 4,224,969.52
5. Step 5: Solve for x
   x = 4,224,969.52/2,284.54
6. Step 6: Final answer
   x = 1,849.37