Finding the Fourth Proportional to 2,072.83, 2,859.28 and 1,326.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.83 : 2,859.28 = 1,326.51 : x
2. Step 2: Convert to fraction form
   2,072.83/2,859.28 = 1,326.51/x
3. Step 3: Cross multiply
   2,072.83x = 2,859.28 × 1,326.51
4. Step 4: Simplify right side
   2,072.83x = 3,792,863.51
5. Step 5: Solve for x
   x = 3,792,863.51/2,072.83
6. Step 6: Final answer
   x = 1,829.80