Finding the Fourth Proportional to 3,061.68, 4,225.56 and 2,471.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.68 : 4,225.56 = 2,471.28 : x
2. Step 2: Convert to fraction form
   3,061.68/4,225.56 = 2,471.28/x
3. Step 3: Cross multiply
   3,061.68x = 4,225.56 × 2,471.28
4. Step 4: Simplify right side
   3,061.68x = 10,442,541.92
5. Step 5: Solve for x
   x = 10,442,541.92/3,061.68
6. Step 6: Final answer
   x = 3,410.72