Finding the Fourth Proportional to 4,205.27, 5,805.05 and 2,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,205.27 : 5,805.05 = 2,994.72 : x
2. Step 2: Convert to fraction form
   4,205.27/5,805.05 = 2,994.72/x
3. Step 3: Cross multiply
   4,205.27x = 5,805.05 × 2,994.72
4. Step 4: Simplify right side
   4,205.27x = 17,384,484.36
5. Step 5: Solve for x
   x = 17,384,484.36/4,205.27
6. Step 6: Final answer
   x = 4,133.98