Finding the Third Proportional to 107,811 and 230,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,811 : 230,404.50 = 230,404.50 : x
2. Step 2: Convert to fraction form
   107,811/230,404.50 = 230,404.50/x
3. Step 3: Cross multiply
   107,811x = 230,404.50 × 230,404.50
4. Step 4: Simplify right side
   107,811x = 53,086,233,620.25
5. Step 5: Solve for x
   x = 53,086,233,620.25/107,811
6. Step 6: Final answer
   x = 492,400.90