Finding the Fourth Proportional to 2,994.21, 4,489.22 and 1,327.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.21 : 4,489.22 = 1,327.42 : x
2. Step 2: Convert to fraction form
   2,994.21/4,489.22 = 1,327.42/x
3. Step 3: Cross multiply
   2,994.21x = 4,489.22 × 1,327.42
4. Step 4: Simplify right side
   2,994.21x = 5,959,080.41
5. Step 5: Solve for x
   x = 5,959,080.41/2,994.21
6. Step 6: Final answer
   x = 1,990.20