Finding the Fourth Proportional to 2,301.98, 3,453.51 and 658.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.98 : 3,453.51 = 658.55 : x
2. Step 2: Convert to fraction form
   2,301.98/3,453.51 = 658.55/x
3. Step 3: Cross multiply
   2,301.98x = 3,453.51 × 658.55
4. Step 4: Simplify right side
   2,301.98x = 2,274,309.01
5. Step 5: Solve for x
   x = 2,274,309.01/2,301.98
6. Step 6: Final answer
   x = 987.98