Finding the Fourth Proportional to 1,725.82, 2,588.31 and 571.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.82 : 2,588.31 = 571.42 : x
2. Step 2: Convert to fraction form
   1,725.82/2,588.31 = 571.42/x
3. Step 3: Cross multiply
   1,725.82x = 2,588.31 × 571.42
4. Step 4: Simplify right side
   1,725.82x = 1,479,012.10
5. Step 5: Solve for x
   x = 1,479,012.10/1,725.82
6. Step 6: Final answer
   x = 856.99