Finding the Fourth Proportional to 2,053.02, 3,078.33 and 1,128.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.02 : 3,078.33 = 1,128.33 : x
2. Step 2: Convert to fraction form
   2,053.02/3,078.33 = 1,128.33/x
3. Step 3: Cross multiply
   2,053.02x = 3,078.33 × 1,128.33
4. Step 4: Simplify right side
   2,053.02x = 3,473,372.09
5. Step 5: Solve for x
   x = 3,473,372.09/2,053.02
6. Step 6: Final answer
   x = 1,691.84