Finding the Fourth Proportional to 2,964.62, 4,447.98 and 1,321.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,964.62 : 4,447.98 = 1,321.02 : x
2. Step 2: Convert to fraction form
   2,964.62/4,447.98 = 1,321.02/x
3. Step 3: Cross multiply
   2,964.62x = 4,447.98 × 1,321.02
4. Step 4: Simplify right side
   2,964.62x = 5,875,870.54
5. Step 5: Solve for x
   x = 5,875,870.54/2,964.62
6. Step 6: Final answer
   x = 1,982.00