Finding the Fourth Proportional to 2,673.32, 3,689.38 and 1,789.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,673.32 : 3,689.38 = 1,789.48 : x
2. Step 2: Convert to fraction form
   2,673.32/3,689.38 = 1,789.48/x
3. Step 3: Cross multiply
   2,673.32x = 3,689.38 × 1,789.48
4. Step 4: Simplify right side
   2,673.32x = 6,602,071.72
5. Step 5: Solve for x
   x = 6,602,071.72/2,673.32
6. Step 6: Final answer
   x = 2,469.62