Finding the Fourth Proportional to 2,302.72, 3,453.57 and 658.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.72 : 3,453.57 = 658.82 : x
2. Step 2: Convert to fraction form
   2,302.72/3,453.57 = 658.82/x
3. Step 3: Cross multiply
   2,302.72x = 3,453.57 × 658.82
4. Step 4: Simplify right side
   2,302.72x = 2,275,280.99
5. Step 5: Solve for x
   x = 2,275,280.99/2,302.72
6. Step 6: Final answer
   x = 988.09