Finding the Fourth Proportional to 1,789.22, 2,680.14 and 1,327.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.22 : 2,680.14 = 1,327.52 : x
2. Step 2: Convert to fraction form
   1,789.22/2,680.14 = 1,327.52/x
3. Step 3: Cross multiply
   1,789.22x = 2,680.14 × 1,327.52
4. Step 4: Simplify right side
   1,789.22x = 3,557,939.45
5. Step 5: Solve for x
   x = 3,557,939.45/1,789.22
6. Step 6: Final answer
   x = 1,988.54