Finding the Fourth Proportional to 1,571.82, 2,358.54 and 705.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,571.82 : 2,358.54 = 705.96 : x
2. Step 2: Convert to fraction form
   1,571.82/2,358.54 = 705.96/x
3. Step 3: Cross multiply
   1,571.82x = 2,358.54 × 705.96
4. Step 4: Simplify right side
   1,571.82x = 1,665,034.90
5. Step 5: Solve for x
   x = 1,665,034.90/1,571.82
6. Step 6: Final answer
   x = 1,059.30