Finding the Third Proportional to 107,136 and 204,550.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,136 : 204,550.50 = 204,550.50 : x
2. Step 2: Convert to fraction form
   107,136/204,550.50 = 204,550.50/x
3. Step 3: Cross multiply
   107,136x = 204,550.50 × 204,550.50
4. Step 4: Simplify right side
   107,136x = 41,840,907,050.25
5. Step 5: Solve for x
   x = 41,840,907,050.25/107,136
6. Step 6: Final answer
   x = 390,540.13