Finding the Fourth Proportional to 10,949.02, 16,423.79 and 3,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.02 : 16,423.79 = 3,553.50 : x
2. Step 2: Convert to fraction form
   10,949.02/16,423.79 = 3,553.50/x
3. Step 3: Cross multiply
   10,949.02x = 16,423.79 × 3,553.50
4. Step 4: Simplify right side
   10,949.02x = 58,361,937.77
5. Step 5: Solve for x
   x = 58,361,937.77/10,949.02
6. Step 6: Final answer
   x = 5,330.33