Finding the Fourth Proportional to 2,017.86, 2,784.70 and 1,133.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.86 : 2,784.70 = 1,133.75 : x
2. Step 2: Convert to fraction form
   2,017.86/2,784.70 = 1,133.75/x
3. Step 3: Cross multiply
   2,017.86x = 2,784.70 × 1,133.75
4. Step 4: Simplify right side
   2,017.86x = 3,157,149.53
5. Step 5: Solve for x
   x = 3,157,149.53/2,017.86
6. Step 6: Final answer
   x = 1,564.60