Finding the Fourth Proportional to 2,028.57, 3,026.27 and 1,935.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.57 : 3,026.27 = 1,935.69 : x
2. Step 2: Convert to fraction form
   2,028.57/3,026.27 = 1,935.69/x
3. Step 3: Cross multiply
   2,028.57x = 3,026.27 × 1,935.69
4. Step 4: Simplify right side
   2,028.57x = 5,857,910.90
5. Step 5: Solve for x
   x = 5,857,910.90/2,028.57
6. Step 6: Final answer
   x = 2,887.70