Finding the Fourth Proportional to 2,017.29, 2,784.06 and 1,355.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.29 : 2,784.06 = 1,355.52 : x
2. Step 2: Convert to fraction form
   2,017.29/2,784.06 = 1,355.52/x
3. Step 3: Cross multiply
   2,017.29x = 2,784.06 × 1,355.52
4. Step 4: Simplify right side
   2,017.29x = 3,773,849.01
5. Step 5: Solve for x
   x = 3,773,849.01/2,017.29
6. Step 6: Final answer
   x = 1,870.75