Finding the Fourth Proportional to 2,471.61, 3,410.39 and 1,423.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.61 : 3,410.39 = 1,423.47 : x
2. Step 2: Convert to fraction form
   2,471.61/3,410.39 = 1,423.47/x
3. Step 3: Cross multiply
   2,471.61x = 3,410.39 × 1,423.47
4. Step 4: Simplify right side
   2,471.61x = 4,854,591.41
5. Step 5: Solve for x
   x = 4,854,591.41/2,471.61
6. Step 6: Final answer
   x = 1,964.14