Finding the Third Proportional to 5,553.29 and 13,109.54

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553.29 : 13,109.54 = 13,109.54 : x
2. Step 2: Convert to fraction form
   5,553.29/13,109.54 = 13,109.54/x
3. Step 3: Cross multiply
   5,553.29x = 13,109.54 × 13,109.54
4. Step 4: Simplify right side
   5,553.29x = 171,860,078.44
5. Step 5: Solve for x
   x = 171,860,078.44/5,553.29
6. Step 6: Final answer
   x = 30,947.46