Finding the Third Proportional to 11,913 and 17,513

Step by Step Solution

1. Step 1: Write the proportion equation
   11,913 : 17,513 = 17,513 : x
2. Step 2: Convert to fraction form
   11,913/17,513 = 17,513/x
3. Step 3: Cross multiply
   11,913x = 17,513 × 17,513
4. Step 4: Simplify right side
   11,913x = 306,705,169
5. Step 5: Solve for x
   x = 306,705,169/11,913
6. Step 6: Final answer
   x = 25,745.42