Finding the Third Proportional to 208,144.69 and 447,863.34

Step by Step Solution

1. Step 1: Write the proportion equation
   208,144.69 : 447,863.34 = 447,863.34 : x
2. Step 2: Convert to fraction form
   208,144.69/447,863.34 = 447,863.34/x
3. Step 3: Cross multiply
   208,144.69x = 447,863.34 × 447,863.34
4. Step 4: Simplify right side
   208,144.69x = 200,581,574,674.93
5. Step 5: Solve for x
   x = 200,581,574,674.93/208,144.69
6. Step 6: Final answer
   x = 963,664.16