Finding the Third Proportional to 443,065 and 971,909

Step by Step Solution

1. Step 1: Write the proportion equation
   443,065 : 971,909 = 971,909 : x
2. Step 2: Convert to fraction form
   443,065/971,909 = 971,909/x
3. Step 3: Cross multiply
   443,065x = 971,909 × 971,909
4. Step 4: Simplify right side
   443,065x = 944,607,104,281
5. Step 5: Solve for x
   x = 944,607,104,281/443,065
6. Step 6: Final answer
   x = 2,131,983.13