Finding the Fourth Proportional to 2,018.53, 3,027.98 and 786.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.53 : 3,027.98 = 786.03 : x
2. Step 2: Convert to fraction form
   2,018.53/3,027.98 = 786.03/x
3. Step 3: Cross multiply
   2,018.53x = 3,027.98 × 786.03
4. Step 4: Simplify right side
   2,018.53x = 2,380,083.12
5. Step 5: Solve for x
   x = 2,380,083.12/2,018.53
6. Step 6: Final answer
   x = 1,179.12