Finding the Fourth Proportional to 2,946.63, 4,068.78 and 2,004.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,946.63 : 4,068.78 = 2,004.42 : x
2. Step 2: Convert to fraction form
   2,946.63/4,068.78 = 2,004.42/x
3. Step 3: Cross multiply
   2,946.63x = 4,068.78 × 2,004.42
4. Step 4: Simplify right side
   2,946.63x = 8,155,544.01
5. Step 5: Solve for x
   x = 8,155,544.01/2,946.63
6. Step 6: Final answer
   x = 2,767.75