Finding the Fourth Proportional to 2,326.72, 3,211.03 and 1,443.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.72 : 3,211.03 = 1,443.11 : x
2. Step 2: Convert to fraction form
   2,326.72/3,211.03 = 1,443.11/x
3. Step 3: Cross multiply
   2,326.72x = 3,211.03 × 1,443.11
4. Step 4: Simplify right side
   2,326.72x = 4,633,862.29
5. Step 5: Solve for x
   x = 4,633,862.29/2,326.72
6. Step 6: Final answer
   x = 1,991.59