Finding the Fourth Proportional to 2,016.32, 2,783.87 and 1,260.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.32 : 2,783.87 = 1,260.41 : x
2. Step 2: Convert to fraction form
   2,016.32/2,783.87 = 1,260.41/x
3. Step 3: Cross multiply
   2,016.32x = 2,783.87 × 1,260.41
4. Step 4: Simplify right side
   2,016.32x = 3,508,797.37
5. Step 5: Solve for x
   x = 3,508,797.37/2,016.32
6. Step 6: Final answer
   x = 1,740.20