Finding the Third Proportional to 197,338 and 434,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   197,338 : 434,040.50 = 434,040.50 : x
2. Step 2: Convert to fraction form
   197,338/434,040.50 = 434,040.50/x
3. Step 3: Cross multiply
   197,338x = 434,040.50 × 434,040.50
4. Step 4: Simplify right side
   197,338x = 188,391,155,640.25
5. Step 5: Solve for x
   x = 188,391,155,640.25/197,338
6. Step 6: Final answer
   x = 954,662.33