Finding the Fourth Proportional to 2,017.95, 2,784.61 and 1,133.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.95 : 2,784.61 = 1,133.89 : x
2. Step 2: Convert to fraction form
   2,017.95/2,784.61 = 1,133.89/x
3. Step 3: Cross multiply
   2,017.95x = 2,784.61 × 1,133.89
4. Step 4: Simplify right side
   2,017.95x = 3,157,441.43
5. Step 5: Solve for x
   x = 3,157,441.43/2,017.95
6. Step 6: Final answer
   x = 1,564.68