Finding the Fourth Proportional to 2,321.50, 3,202.96 and 1,326.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.50 : 3,202.96 = 1,326.72 : x
2. Step 2: Convert to fraction form
   2,321.50/3,202.96 = 1,326.72/x
3. Step 3: Cross multiply
   2,321.50x = 3,202.96 × 1,326.72
4. Step 4: Simplify right side
   2,321.50x = 4,249,431.09
5. Step 5: Solve for x
   x = 4,249,431.09/2,321.50
6. Step 6: Final answer
   x = 1,830.47