Finding the Third Proportional to 108,469 and 225,140

Step by Step Solution

1. Step 1: Write the proportion equation
   108,469 : 225,140 = 225,140 : x
2. Step 2: Convert to fraction form
   108,469/225,140 = 225,140/x
3. Step 3: Cross multiply
   108,469x = 225,140 × 225,140
4. Step 4: Simplify right side
   108,469x = 50,688,019,600
5. Step 5: Solve for x
   x = 50,688,019,600/108,469
6. Step 6: Final answer
   x = 467,304.20