Finding the Third Proportional to 20,429 and 30,914

Step by Step Solution

1. Step 1: Write the proportion equation
   20,429 : 30,914 = 30,914 : x
2. Step 2: Convert to fraction form
   20,429/30,914 = 30,914/x
3. Step 3: Cross multiply
   20,429x = 30,914 × 30,914
4. Step 4: Simplify right side
   20,429x = 955,675,396
5. Step 5: Solve for x
   x = 955,675,396/20,429
6. Step 6: Final answer
   x = 46,780.33