Finding the Fourth Proportional to 2,017.98, 3,019.05 and 1,784.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.98 : 3,019.05 = 1,784.22 : x
2. Step 2: Convert to fraction form
   2,017.98/3,019.05 = 1,784.22/x
3. Step 3: Cross multiply
   2,017.98x = 3,019.05 × 1,784.22
4. Step 4: Simplify right side
   2,017.98x = 5,386,649.39
5. Step 5: Solve for x
   x = 5,386,649.39/2,017.98
6. Step 6: Final answer
   x = 2,669.33