Finding the Third Proportional to 204,816 and 300,528

Step by Step Solution

1. Step 1: Write the proportion equation
   204,816 : 300,528 = 300,528 : x
2. Step 2: Convert to fraction form
   204,816/300,528 = 300,528/x
3. Step 3: Cross multiply
   204,816x = 300,528 × 300,528
4. Step 4: Simplify right side
   204,816x = 90,317,078,784
5. Step 5: Solve for x
   x = 90,317,078,784/204,816
6. Step 6: Final answer
   x = 440,966.91