Finding the Third Proportional to 20,124 and 30,528

Step by Step Solution

1. Step 1: Write the proportion equation
   20,124 : 30,528 = 30,528 : x
2. Step 2: Convert to fraction form
   20,124/30,528 = 30,528/x
3. Step 3: Cross multiply
   20,124x = 30,528 × 30,528
4. Step 4: Simplify right side
   20,124x = 931,958,784
5. Step 5: Solve for x
   x = 931,958,784/20,124
6. Step 6: Final answer
   x = 46,310.81