Finding the Third Proportional to 196,774.50 and 434,895

Step by Step Solution

1. Step 1: Write the proportion equation
   196,774.50 : 434,895 = 434,895 : x
2. Step 2: Convert to fraction form
   196,774.50/434,895 = 434,895/x
3. Step 3: Cross multiply
   196,774.50x = 434,895 × 434,895
4. Step 4: Simplify right side
   196,774.50x = 189,133,661,025
5. Step 5: Solve for x
   x = 189,133,661,025/196,774.50
6. Step 6: Final answer
   x = 961,169.57