Finding the Fourth Proportional to 2,009.07, 2,998.69 and 1,730.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009.07 : 2,998.69 = 1,730.23 : x
2. Step 2: Convert to fraction form
   2,009.07/2,998.69 = 1,730.23/x
3. Step 3: Cross multiply
   2,009.07x = 2,998.69 × 1,730.23
4. Step 4: Simplify right side
   2,009.07x = 5,188,411.58
5. Step 5: Solve for x
   x = 5,188,411.58/2,009.07
6. Step 6: Final answer
   x = 2,582.49