Finding the Third Proportional to 236,938.50 and 511,812

Step by Step Solution

1. Step 1: Write the proportion equation
   236,938.50 : 511,812 = 511,812 : x
2. Step 2: Convert to fraction form
   236,938.50/511,812 = 511,812/x
3. Step 3: Cross multiply
   236,938.50x = 511,812 × 511,812
4. Step 4: Simplify right side
   236,938.50x = 261,951,523,344
5. Step 5: Solve for x
   x = 261,951,523,344/236,938.50
6. Step 6: Final answer
   x = 1,105,567.58