Finding the Fourth Proportional to 2,471.47, 3,410.71 and 1,409.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.47 : 3,410.71 = 1,409.39 : x
2. Step 2: Convert to fraction form
   2,471.47/3,410.71 = 1,409.39/x
3. Step 3: Cross multiply
   2,471.47x = 3,410.71 × 1,409.39
4. Step 4: Simplify right side
   2,471.47x = 4,807,020.57
5. Step 5: Solve for x
   x = 4,807,020.57/2,471.47
6. Step 6: Final answer
   x = 1,945.00