Finding the Third Proportional to 20,286 and 30,132

Step by Step Solution

1. Step 1: Write the proportion equation
   20,286 : 30,132 = 30,132 : x
2. Step 2: Convert to fraction form
   20,286/30,132 = 30,132/x
3. Step 3: Cross multiply
   20,286x = 30,132 × 30,132
4. Step 4: Simplify right side
   20,286x = 907,937,424
5. Step 5: Solve for x
   x = 907,937,424/20,286
6. Step 6: Final answer
   x = 44,756.85