Finding the Fourth Proportional to 2,134.63, 3,195.71 and 1,724.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,134.63 : 3,195.71 = 1,724.57 : x
2. Step 2: Convert to fraction form
   2,134.63/3,195.71 = 1,724.57/x
3. Step 3: Cross multiply
   2,134.63x = 3,195.71 × 1,724.57
4. Step 4: Simplify right side
   2,134.63x = 5,511,225.59
5. Step 5: Solve for x
   x = 5,511,225.59/2,134.63
6. Step 6: Final answer
   x = 2,581.82