Finding the Third Proportional to 214,932 and 447,308

Step by Step Solution

1. Step 1: Write the proportion equation
   214,932 : 447,308 = 447,308 : x
2. Step 2: Convert to fraction form
   214,932/447,308 = 447,308/x
3. Step 3: Cross multiply
   214,932x = 447,308 × 447,308
4. Step 4: Simplify right side
   214,932x = 200,084,446,864
5. Step 5: Solve for x
   x = 200,084,446,864/214,932
6. Step 6: Final answer
   x = 930,919.76