Finding the Third Proportional to 123,116.50 and 264,622

Step by Step Solution

1. Step 1: Write the proportion equation
   123,116.50 : 264,622 = 264,622 : x
2. Step 2: Convert to fraction form
   123,116.50/264,622 = 264,622/x
3. Step 3: Cross multiply
   123,116.50x = 264,622 × 264,622
4. Step 4: Simplify right side
   123,116.50x = 70,024,802,884
5. Step 5: Solve for x
   x = 70,024,802,884/123,116.50
6. Step 6: Final answer
   x = 568,768.63