Finding the Fourth Proportional to 2,284.48, 3,152.16 and 1,340.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,284.48 : 3,152.16 = 1,340.56 : x
2. Step 2: Convert to fraction form
   2,284.48/3,152.16 = 1,340.56/x
3. Step 3: Cross multiply
   2,284.48x = 3,152.16 × 1,340.56
4. Step 4: Simplify right side
   2,284.48x = 4,225,659.61
5. Step 5: Solve for x
   x = 4,225,659.61/2,284.48
6. Step 6: Final answer
   x = 1,849.72