Finding the Fourth Proportional to 2,364.37, 3,542.87 and 902.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,364.37 : 3,542.87 = 902.72 : x
2. Step 2: Convert to fraction form
   2,364.37/3,542.87 = 902.72/x
3. Step 3: Cross multiply
   2,364.37x = 3,542.87 × 902.72
4. Step 4: Simplify right side
   2,364.37x = 3,198,230.72
5. Step 5: Solve for x
   x = 3,198,230.72/2,364.37
6. Step 6: Final answer
   x = 1,352.68