Finding the Third Proportional to 294,699 and 443,772

Step by Step Solution

1. Step 1: Write the proportion equation
   294,699 : 443,772 = 443,772 : x
2. Step 2: Convert to fraction form
   294,699/443,772 = 443,772/x
3. Step 3: Cross multiply
   294,699x = 443,772 × 443,772
4. Step 4: Simplify right side
   294,699x = 196,933,587,984
5. Step 5: Solve for x
   x = 196,933,587,984/294,699
6. Step 6: Final answer
   x = 668,253.33