Finding the Third Proportional to 21,356 and 29,950

Step by Step Solution

1. Step 1: Write the proportion equation
   21,356 : 29,950 = 29,950 : x
2. Step 2: Convert to fraction form
   21,356/29,950 = 29,950/x
3. Step 3: Cross multiply
   21,356x = 29,950 × 29,950
4. Step 4: Simplify right side
   21,356x = 897,002,500
5. Step 5: Solve for x
   x = 897,002,500/21,356
6. Step 6: Final answer
   x = 42,002.36