Finding the Fourth Proportional to 2,946.27, 4,061.57 and 2,105.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,946.27 : 4,061.57 = 2,105.49 : x
2. Step 2: Convert to fraction form
   2,946.27/4,061.57 = 2,105.49/x
3. Step 3: Cross multiply
   2,946.27x = 4,061.57 × 2,105.49
4. Step 4: Simplify right side
   2,946.27x = 8,551,584.49
5. Step 5: Solve for x
   x = 8,551,584.49/2,946.27
6. Step 6: Final answer
   x = 2,902.51