Finding the Fourth Proportional to 2,633.67, 3,951.09 and 902.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.67 : 3,951.09 = 902.25 : x
2. Step 2: Convert to fraction form
   2,633.67/3,951.09 = 902.25/x
3. Step 3: Cross multiply
   2,633.67x = 3,951.09 × 902.25
4. Step 4: Simplify right side
   2,633.67x = 3,564,870.95
5. Step 5: Solve for x
   x = 3,564,870.95/2,633.67
6. Step 6: Final answer
   x = 1,353.58