Finding the Third Proportional to 21,919 and 35,611

Step by Step Solution

1. Step 1: Write the proportion equation
   21,919 : 35,611 = 35,611 : x
2. Step 2: Convert to fraction form
   21,919/35,611 = 35,611/x
3. Step 3: Cross multiply
   21,919x = 35,611 × 35,611
4. Step 4: Simplify right side
   21,919x = 1,268,143,321
5. Step 5: Solve for x
   x = 1,268,143,321/21,919
6. Step 6: Final answer
   x = 57,855.89