Finding the Fourth Proportional to 2,016.13, 2,782.39 and 1,342.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.13 : 2,782.39 = 1,342.78 : x
2. Step 2: Convert to fraction form
   2,016.13/2,782.39 = 1,342.78/x
3. Step 3: Cross multiply
   2,016.13x = 2,782.39 × 1,342.78
4. Step 4: Simplify right side
   2,016.13x = 3,736,137.64
5. Step 5: Solve for x
   x = 3,736,137.64/2,016.13
6. Step 6: Final answer
   x = 1,853.12