Finding the Fourth Proportional to 1,789.39, 2,469.89 and 1,159.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.39 : 2,469.89 = 1,159.92 : x
2. Step 2: Convert to fraction form
   1,789.39/2,469.89 = 1,159.92/x
3. Step 3: Cross multiply
   1,789.39x = 2,469.89 × 1,159.92
4. Step 4: Simplify right side
   1,789.39x = 2,864,877.71
5. Step 5: Solve for x
   x = 2,864,877.71/1,789.39
6. Step 6: Final answer
   x = 1,601.03