Finding the Fourth Proportional to 10,902.92, 16,355.98 and 3,504.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,902.92 : 16,355.98 = 3,504.94 : x
2. Step 2: Convert to fraction form
   10,902.92/16,355.98 = 3,504.94/x
3. Step 3: Cross multiply
   10,902.92x = 16,355.98 × 3,504.94
4. Step 4: Simplify right side
   10,902.92x = 57,326,728.54
5. Step 5: Solve for x
   x = 57,326,728.54/10,902.92
6. Step 6: Final answer
   x = 5,257.92