Finding the Third Proportional to 16,422 and 34,893

Step by Step Solution

1. Step 1: Write the proportion equation
   16,422 : 34,893 = 34,893 : x
2. Step 2: Convert to fraction form
   16,422/34,893 = 34,893/x
3. Step 3: Cross multiply
   16,422x = 34,893 × 34,893
4. Step 4: Simplify right side
   16,422x = 1,217,521,449
5. Step 5: Solve for x
   x = 1,217,521,449/16,422
6. Step 6: Final answer
   x = 74,139.66