Finding the Fourth Proportional to 3,510.89, 4,845.27 and 2,019.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,510.89 : 4,845.27 = 2,019.18 : x
2. Step 2: Convert to fraction form
   3,510.89/4,845.27 = 2,019.18/x
3. Step 3: Cross multiply
   3,510.89x = 4,845.27 × 2,019.18
4. Step 4: Simplify right side
   3,510.89x = 9,783,459.41
5. Step 5: Solve for x
   x = 9,783,459.41/3,510.89
6. Step 6: Final answer
   x = 2,786.60