Finding the Third Proportional to 105,454.50 and 226,912

Step by Step Solution

1. Step 1: Write the proportion equation
   105,454.50 : 226,912 = 226,912 : x
2. Step 2: Convert to fraction form
   105,454.50/226,912 = 226,912/x
3. Step 3: Cross multiply
   105,454.50x = 226,912 × 226,912
4. Step 4: Simplify right side
   105,454.50x = 51,489,055,744
5. Step 5: Solve for x
   x = 51,489,055,744/105,454.50
6. Step 6: Final answer
   x = 488,258.50