Finding the Fourth Proportional to 1,942.46, 2,680.52 and 1,058.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.46 : 2,680.52 = 1,058.24 : x
2. Step 2: Convert to fraction form
   1,942.46/2,680.52 = 1,058.24/x
3. Step 3: Cross multiply
   1,942.46x = 2,680.52 × 1,058.24
4. Step 4: Simplify right side
   1,942.46x = 2,836,630.33
5. Step 5: Solve for x
   x = 2,836,630.33/1,942.46
6. Step 6: Final answer
   x = 1,460.33