Finding the Third Proportional to 108,909 and 234,506

Step by Step Solution

1. Step 1: Write the proportion equation
   108,909 : 234,506 = 234,506 : x
2. Step 2: Convert to fraction form
   108,909/234,506 = 234,506/x
3. Step 3: Cross multiply
   108,909x = 234,506 × 234,506
4. Step 4: Simplify right side
   108,909x = 54,993,064,036
5. Step 5: Solve for x
   x = 54,993,064,036/108,909
6. Step 6: Final answer
   x = 504,945.08