Finding the Third Proportional to 109,817 and 240,647

Step by Step Solution

1. Step 1: Write the proportion equation
   109,817 : 240,647 = 240,647 : x
2. Step 2: Convert to fraction form
   109,817/240,647 = 240,647/x
3. Step 3: Cross multiply
   109,817x = 240,647 × 240,647
4. Step 4: Simplify right side
   109,817x = 57,910,978,609
5. Step 5: Solve for x
   x = 57,910,978,609/109,817
6. Step 6: Final answer
   x = 527,340.75