Finding the Fourth Proportional to 1,052.91, 1,452.29 and 610.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,052.91 : 1,452.29 = 610.82 : x
2. Step 2: Convert to fraction form
   1,052.91/1,452.29 = 610.82/x
3. Step 3: Cross multiply
   1,052.91x = 1,452.29 × 610.82
4. Step 4: Simplify right side
   1,052.91x = 887,087.78
5. Step 5: Solve for x
   x = 887,087.78/1,052.91
6. Step 6: Final answer
   x = 842.51