Finding the Fourth Proportional to 2,631.44, 3,946.28 and 2,047.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.44 : 3,946.28 = 2,047.10 : x
2. Step 2: Convert to fraction form
   2,631.44/3,946.28 = 2,047.10/x
3. Step 3: Cross multiply
   2,631.44x = 3,946.28 × 2,047.10
4. Step 4: Simplify right side
   2,631.44x = 8,078,399.82
5. Step 5: Solve for x
   x = 8,078,399.82/2,631.44
6. Step 6: Final answer
   x = 3,069.96