Finding the Fourth Proportional to 2,026.77, 3,035.94 and 1,780.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.77 : 3,035.94 = 1,780.28 : x
2. Step 2: Convert to fraction form
   2,026.77/3,035.94 = 1,780.28/x
3. Step 3: Cross multiply
   2,026.77x = 3,035.94 × 1,780.28
4. Step 4: Simplify right side
   2,026.77x = 5,404,801.41
5. Step 5: Solve for x
   x = 5,404,801.41/2,026.77
6. Step 6: Final answer
   x = 2,666.71