Finding the Third Proportional to 10,749.38 and 16,603.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,749.38 : 16,603.31 = 16,603.31 : x
2. Step 2: Convert to fraction form
   10,749.38/16,603.31 = 16,603.31/x
3. Step 3: Cross multiply
   10,749.38x = 16,603.31 × 16,603.31
4. Step 4: Simplify right side
   10,749.38x = 275,669,985.97
5. Step 5: Solve for x
   x = 275,669,985.97/10,749.38
6. Step 6: Final answer
   x = 25,645.21