Finding the Fourth Proportional to 2,964.07, 4,443.03 and 1,321.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,964.07 : 4,443.03 = 1,321.39 : x
2. Step 2: Convert to fraction form
   2,964.07/4,443.03 = 1,321.39/x
3. Step 3: Cross multiply
   2,964.07x = 4,443.03 × 1,321.39
4. Step 4: Simplify right side
   2,964.07x = 5,870,975.41
5. Step 5: Solve for x
   x = 5,870,975.41/2,964.07
6. Step 6: Final answer
   x = 1,980.71