Finding the Fourth Proportional to 2,993.21, 4,489.30 and 801.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,993.21 : 4,489.30 = 801.42 : x
2. Step 2: Convert to fraction form
   2,993.21/4,489.30 = 801.42/x
3. Step 3: Cross multiply
   2,993.21x = 4,489.30 × 801.42
4. Step 4: Simplify right side
   2,993.21x = 3,597,819.72
5. Step 5: Solve for x
   x = 3,597,819.72/2,993.21
6. Step 6: Final answer
   x = 1,202.00