Finding the Fourth Proportional to 2,601.25, 3,902.27 and 957.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.25 : 3,902.27 = 957.67 : x
2. Step 2: Convert to fraction form
   2,601.25/3,902.27 = 957.67/x
3. Step 3: Cross multiply
   2,601.25x = 3,902.27 × 957.67
4. Step 4: Simplify right side
   2,601.25x = 3,737,091.88
5. Step 5: Solve for x
   x = 3,737,091.88/2,601.25
6. Step 6: Final answer
   x = 1,436.65