Finding the Third Proportional to 245,282 and 509,016.75

Step by Step Solution

1. Step 1: Write the proportion equation
   245,282 : 509,016.75 = 509,016.75 : x
2. Step 2: Convert to fraction form
   245,282/509,016.75 = 509,016.75/x
3. Step 3: Cross multiply
   245,282x = 509,016.75 × 509,016.75
4. Step 4: Simplify right side
   245,282x = 259,098,051,780.56
5. Step 5: Solve for x
   x = 259,098,051,780.56/245,282
6. Step 6: Final answer
   x = 1,056,327.21