Finding the Fourth Proportional to 2,705.82, 4,056.30 and 949.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,705.82 : 4,056.30 = 949.56 : x
2. Step 2: Convert to fraction form
   2,705.82/4,056.30 = 949.56/x
3. Step 3: Cross multiply
   2,705.82x = 4,056.30 × 949.56
4. Step 4: Simplify right side
   2,705.82x = 3,851,700.23
5. Step 5: Solve for x
   x = 3,851,700.23/2,705.82
6. Step 6: Final answer
   x = 1,423.49