Finding the Third Proportional to 5,617.69 and 12,207.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,617.69 : 12,207.38 = 12,207.38 : x
2. Step 2: Convert to fraction form
   5,617.69/12,207.38 = 12,207.38/x
3. Step 3: Cross multiply
   5,617.69x = 12,207.38 × 12,207.38
4. Step 4: Simplify right side
   5,617.69x = 149,020,004.39
5. Step 5: Solve for x
   x = 149,020,004.39/5,617.69
6. Step 6: Final answer
   x = 26,526.93