Finding the Fourth Proportional to 10,949.79, 16,424.68 and 3,554.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.79 : 16,424.68 = 3,554.25 : x
2. Step 2: Convert to fraction form
   10,949.79/16,424.68 = 3,554.25/x
3. Step 3: Cross multiply
   10,949.79x = 16,424.68 × 3,554.25
4. Step 4: Simplify right side
   10,949.79x = 58,377,418.89
5. Step 5: Solve for x
   x = 58,377,418.89/10,949.79
6. Step 6: Final answer
   x = 5,331.37