Finding the Third Proportional to 11,503 and 17,345

Step by Step Solution

1. Step 1: Write the proportion equation
   11,503 : 17,345 = 17,345 : x
2. Step 2: Convert to fraction form
   11,503/17,345 = 17,345/x
3. Step 3: Cross multiply
   11,503x = 17,345 × 17,345
4. Step 4: Simplify right side
   11,503x = 300,849,025
5. Step 5: Solve for x
   x = 300,849,025/11,503
6. Step 6: Final answer
   x = 26,153.96