Finding the Third Proportional to 201,821 and 443,002

Step by Step Solution

1. Step 1: Write the proportion equation
   201,821 : 443,002 = 443,002 : x
2. Step 2: Convert to fraction form
   201,821/443,002 = 443,002/x
3. Step 3: Cross multiply
   201,821x = 443,002 × 443,002
4. Step 4: Simplify right side
   201,821x = 196,250,772,004
5. Step 5: Solve for x
   x = 196,250,772,004/201,821
6. Step 6: Final answer
   x = 972,400.16