Finding the Fourth Proportional to 10,743.56, 16,119.92 and 5,553.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,743.56 : 16,119.92 = 5,553.08 : x
2. Step 2: Convert to fraction form
   10,743.56/16,119.92 = 5,553.08/x
3. Step 3: Cross multiply
   10,743.56x = 16,119.92 × 5,553.08
4. Step 4: Simplify right side
   10,743.56x = 89,515,205.35
5. Step 5: Solve for x
   x = 89,515,205.35/10,743.56
6. Step 6: Final answer
   x = 8,331.99