Finding the Fourth Proportional to 2,016.77, 2,783.43 and 1,518.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.77 : 2,783.43 = 1,518.62 : x
2. Step 2: Convert to fraction form
   2,016.77/2,783.43 = 1,518.62/x
3. Step 3: Cross multiply
   2,016.77x = 2,783.43 × 1,518.62
4. Step 4: Simplify right side
   2,016.77x = 4,226,958.55
5. Step 5: Solve for x
   x = 4,226,958.55/2,016.77
6. Step 6: Final answer
   x = 2,095.91