Finding the Third Proportional to 107,815.50 and 222,546

Step by Step Solution

1. Step 1: Write the proportion equation
   107,815.50 : 222,546 = 222,546 : x
2. Step 2: Convert to fraction form
   107,815.50/222,546 = 222,546/x
3. Step 3: Cross multiply
   107,815.50x = 222,546 × 222,546
4. Step 4: Simplify right side
   107,815.50x = 49,526,722,116
5. Step 5: Solve for x
   x = 49,526,722,116/107,815.50
6. Step 6: Final answer
   x = 459,365.51