Finding the Third Proportional to 107,783.50 and 222,485

Step by Step Solution

1. Step 1: Write the proportion equation
   107,783.50 : 222,485 = 222,485 : x
2. Step 2: Convert to fraction form
   107,783.50/222,485 = 222,485/x
3. Step 3: Cross multiply
   107,783.50x = 222,485 × 222,485
4. Step 4: Simplify right side
   107,783.50x = 49,499,575,225
5. Step 5: Solve for x
   x = 49,499,575,225/107,783.50
6. Step 6: Final answer
   x = 459,250.03