Finding the Fourth Proportional to 2,017.83, 2,784.55 and 1,133.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.83 : 2,784.55 = 1,133.61 : x
2. Step 2: Convert to fraction form
   2,017.83/2,784.55 = 1,133.61/x
3. Step 3: Cross multiply
   2,017.83x = 2,784.55 × 1,133.61
4. Step 4: Simplify right side
   2,017.83x = 3,156,593.73
5. Step 5: Solve for x
   x = 3,156,593.73/2,017.83
6. Step 6: Final answer
   x = 1,564.35