Finding the Third Proportional to 95,128.50 and 206,107.50

Step by Step Solution

1. Step 1: Write the proportion equation
   95,128.50 : 206,107.50 = 206,107.50 : x
2. Step 2: Convert to fraction form
   95,128.50/206,107.50 = 206,107.50/x
3. Step 3: Cross multiply
   95,128.50x = 206,107.50 × 206,107.50
4. Step 4: Simplify right side
   95,128.50x = 42,480,301,556.25
5. Step 5: Solve for x
   x = 42,480,301,556.25/95,128.50
6. Step 6: Final answer
   x = 446,557.04