Finding the Third Proportional to 17,965 and 39,460

Step by Step Solution

1. Step 1: Write the proportion equation
   17,965 : 39,460 = 39,460 : x
2. Step 2: Convert to fraction form
   17,965/39,460 = 39,460/x
3. Step 3: Cross multiply
   17,965x = 39,460 × 39,460
4. Step 4: Simplify right side
   17,965x = 1,557,091,600
5. Step 5: Solve for x
   x = 1,557,091,600/17,965
6. Step 6: Final answer
   x = 86,673.62