Finding the Third Proportional to 210,528 and 462,528

Step by Step Solution

1. Step 1: Write the proportion equation
   210,528 : 462,528 = 462,528 : x
2. Step 2: Convert to fraction form
   210,528/462,528 = 462,528/x
3. Step 3: Cross multiply
   210,528x = 462,528 × 462,528
4. Step 4: Simplify right side
   210,528x = 213,932,150,784
5. Step 5: Solve for x
   x = 213,932,150,784/210,528
6. Step 6: Final answer
   x = 1,016,169.59