Finding the Third Proportional to 16,860 and 35,912

Step by Step Solution

1. Step 1: Write the proportion equation
   16,860 : 35,912 = 35,912 : x
2. Step 2: Convert to fraction form
   16,860/35,912 = 35,912/x
3. Step 3: Cross multiply
   16,860x = 35,912 × 35,912
4. Step 4: Simplify right side
   16,860x = 1,289,671,744
5. Step 5: Solve for x
   x = 1,289,671,744/16,860
6. Step 6: Final answer
   x = 76,492.99