Finding the Fourth Proportional to 2,007.97, 3,005.64 and 1,379.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.97 : 3,005.64 = 1,379.59 : x
2. Step 2: Convert to fraction form
   2,007.97/3,005.64 = 1,379.59/x
3. Step 3: Cross multiply
   2,007.97x = 3,005.64 × 1,379.59
4. Step 4: Simplify right side
   2,007.97x = 4,146,550.89
5. Step 5: Solve for x
   x = 4,146,550.89/2,007.97
6. Step 6: Final answer
   x = 2,065.05