Finding the Third Proportional to 164,546 and 245,740

Step by Step Solution

1. Step 1: Write the proportion equation
   164,546 : 245,740 = 245,740 : x
2. Step 2: Convert to fraction form
   164,546/245,740 = 245,740/x
3. Step 3: Cross multiply
   164,546x = 245,740 × 245,740
4. Step 4: Simplify right side
   164,546x = 60,388,147,600
5. Step 5: Solve for x
   x = 60,388,147,600/164,546
6. Step 6: Final answer
   x = 366,998.58