Finding the Third Proportional to 212,304 and 465,432

Step by Step Solution

1. Step 1: Write the proportion equation
   212,304 : 465,432 = 465,432 : x
2. Step 2: Convert to fraction form
   212,304/465,432 = 465,432/x
3. Step 3: Cross multiply
   212,304x = 465,432 × 465,432
4. Step 4: Simplify right side
   212,304x = 216,626,946,624
5. Step 5: Solve for x
   x = 216,626,946,624/212,304
6. Step 6: Final answer
   x = 1,020,362.06