Finding the Fourth Proportional to 1,789.97, 2,682.53 and 1,329.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.97 : 2,682.53 = 1,329.49 : x
2. Step 2: Convert to fraction form
   1,789.97/2,682.53 = 1,329.49/x
3. Step 3: Cross multiply
   1,789.97x = 2,682.53 × 1,329.49
4. Step 4: Simplify right side
   1,789.97x = 3,566,376.75
5. Step 5: Solve for x
   x = 3,566,376.75/1,789.97
6. Step 6: Final answer
   x = 1,992.42