Finding the Fourth Proportional to 2,027.27, 3,036.69 and 1,780.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,027.27 : 3,036.69 = 1,780.78 : x
2. Step 2: Convert to fraction form
   2,027.27/3,036.69 = 1,780.78/x
3. Step 3: Cross multiply
   2,027.27x = 3,036.69 × 1,780.78
4. Step 4: Simplify right side
   2,027.27x = 5,407,652.73
5. Step 5: Solve for x
   x = 5,407,652.73/2,027.27
6. Step 6: Final answer
   x = 2,667.46