Finding the Fourth Proportional to 1,722.27, 2,375.97 and 1,058.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.27 : 2,375.97 = 1,058.73 : x
2. Step 2: Convert to fraction form
   1,722.27/2,375.97 = 1,058.73/x
3. Step 3: Cross multiply
   1,722.27x = 2,375.97 × 1,058.73
4. Step 4: Simplify right side
   1,722.27x = 2,515,510.72
5. Step 5: Solve for x
   x = 2,515,510.72/1,722.27
6. Step 6: Final answer
   x = 1,460.58