Finding the Third Proportional to 104,216 and 245,768

Step by Step Solution

1. Step 1: Write the proportion equation
   104,216 : 245,768 = 245,768 : x
2. Step 2: Convert to fraction form
   104,216/245,768 = 245,768/x
3. Step 3: Cross multiply
   104,216x = 245,768 × 245,768
4. Step 4: Simplify right side
   104,216x = 60,401,909,824
5. Step 5: Solve for x
   x = 60,401,909,824/104,216
6. Step 6: Final answer
   x = 579,583.84