Finding the Third Proportional to 105,259.50 and 225,531

Step by Step Solution

1. Step 1: Write the proportion equation
   105,259.50 : 225,531 = 225,531 : x
2. Step 2: Convert to fraction form
   105,259.50/225,531 = 225,531/x
3. Step 3: Cross multiply
   105,259.50x = 225,531 × 225,531
4. Step 4: Simplify right side
   105,259.50x = 50,864,231,961
5. Step 5: Solve for x
   x = 50,864,231,961/105,259.50
6. Step 6: Final answer
   x = 483,227.00