Finding the Fourth Proportional to 2,028.53, 3,038.31 and 1,326.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.53 : 3,038.31 = 1,326.76 : x
2. Step 2: Convert to fraction form
   2,028.53/3,038.31 = 1,326.76/x
3. Step 3: Cross multiply
   2,028.53x = 3,038.31 × 1,326.76
4. Step 4: Simplify right side
   2,028.53x = 4,031,100.58
5. Step 5: Solve for x
   x = 4,031,100.58/2,028.53
6. Step 6: Final answer
   x = 1,987.20