Finding the Third Proportional to 21,772 and 29,404

Step by Step Solution

1. Step 1: Write the proportion equation
   21,772 : 29,404 = 29,404 : x
2. Step 2: Convert to fraction form
   21,772/29,404 = 29,404/x
3. Step 3: Cross multiply
   21,772x = 29,404 × 29,404
4. Step 4: Simplify right side
   21,772x = 864,595,216
5. Step 5: Solve for x
   x = 864,595,216/21,772
6. Step 6: Final answer
   x = 39,711.34