Finding the Fourth Proportional to 2,471.96, 3,405.48 and 1,724.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.96 : 3,405.48 = 1,724.59 : x
2. Step 2: Convert to fraction form
   2,471.96/3,405.48 = 1,724.59/x
3. Step 3: Cross multiply
   2,471.96x = 3,405.48 × 1,724.59
4. Step 4: Simplify right side
   2,471.96x = 5,873,031.10
5. Step 5: Solve for x
   x = 5,873,031.10/2,471.96
6. Step 6: Final answer
   x = 2,375.86