Finding the Third Proportional to 301,705.50 and 447,336.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,705.50 : 447,336.50 = 447,336.50 : x
2. Step 2: Convert to fraction form
   301,705.50/447,336.50 = 447,336.50/x
3. Step 3: Cross multiply
   301,705.50x = 447,336.50 × 447,336.50
4. Step 4: Simplify right side
   301,705.50x = 200,109,944,232.25
5. Step 5: Solve for x
   x = 200,109,944,232.25/301,705.50
6. Step 6: Final answer
   x = 663,262.50