Finding the Third Proportional to 294,708 and 443,781

Step by Step Solution

1. Step 1: Write the proportion equation
   294,708 : 443,781 = 443,781 : x
2. Step 2: Convert to fraction form
   294,708/443,781 = 443,781/x
3. Step 3: Cross multiply
   294,708x = 443,781 × 443,781
4. Step 4: Simplify right side
   294,708x = 196,941,575,961
5. Step 5: Solve for x
   x = 196,941,575,961/294,708
6. Step 6: Final answer
   x = 668,260.03