Finding the Fourth Proportional to 2,016.93, 2,783.50 and 1,120.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.93 : 2,783.50 = 1,120.77 : x
2. Step 2: Convert to fraction form
   2,016.93/2,783.50 = 1,120.77/x
3. Step 3: Cross multiply
   2,016.93x = 2,783.50 × 1,120.77
4. Step 4: Simplify right side
   2,016.93x = 3,119,657.69
5. Step 5: Solve for x
   x = 3,119,657.69/2,016.93
6. Step 6: Final answer
   x = 1,546.74