Finding the Third Proportional to 201,415 and 443,323

Step by Step Solution

1. Step 1: Write the proportion equation
   201,415 : 443,323 = 443,323 : x
2. Step 2: Convert to fraction form
   201,415/443,323 = 443,323/x
3. Step 3: Cross multiply
   201,415x = 443,323 × 443,323
4. Step 4: Simplify right side
   201,415x = 196,535,282,329
5. Step 5: Solve for x
   x = 196,535,282,329/201,415
6. Step 6: Final answer
   x = 975,772.82