Finding the Fourth Proportional to 2,018.98, 3,027.79 and 922.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.98 : 3,027.79 = 922.76 : x
2. Step 2: Convert to fraction form
   2,018.98/3,027.79 = 922.76/x
3. Step 3: Cross multiply
   2,018.98x = 3,027.79 × 922.76
4. Step 4: Simplify right side
   2,018.98x = 2,793,923.50
5. Step 5: Solve for x
   x = 2,793,923.50/2,018.98
6. Step 6: Final answer
   x = 1,383.83