Finding the Third Proportional to 95,308 and 209,288

Step by Step Solution

1. Step 1: Write the proportion equation
   95,308 : 209,288 = 209,288 : x
2. Step 2: Convert to fraction form
   95,308/209,288 = 209,288/x
3. Step 3: Cross multiply
   95,308x = 209,288 × 209,288
4. Step 4: Simplify right side
   95,308x = 43,801,466,944
5. Step 5: Solve for x
   x = 43,801,466,944/95,308
6. Step 6: Final answer
   x = 459,578.07