Finding the Fourth Proportional to 2,017.08, 2,784.24 and 1,355.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.08 : 2,784.24 = 1,355.76 : x
2. Step 2: Convert to fraction form
   2,017.08/2,784.24 = 1,355.76/x
3. Step 3: Cross multiply
   2,017.08x = 2,784.24 × 1,355.76
4. Step 4: Simplify right side
   2,017.08x = 3,774,761.22
5. Step 5: Solve for x
   x = 3,774,761.22/2,017.08
6. Step 6: Final answer
   x = 1,871.40