Finding the Fourth Proportional to 2,074.52, 2,866.78 and 1,724.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.52 : 2,866.78 = 1,724.60 : x
2. Step 2: Convert to fraction form
   2,074.52/2,866.78 = 1,724.60/x
3. Step 3: Cross multiply
   2,074.52x = 2,866.78 × 1,724.60
4. Step 4: Simplify right side
   2,074.52x = 4,944,048.79
5. Step 5: Solve for x
   x = 4,944,048.79/2,074.52
6. Step 6: Final answer
   x = 2,383.23