Finding the Third Proportional to 443,070 and 971,911

Step by Step Solution

1. Step 1: Write the proportion equation
   443,070 : 971,911 = 971,911 : x
2. Step 2: Convert to fraction form
   443,070/971,911 = 971,911/x
3. Step 3: Cross multiply
   443,070x = 971,911 × 971,911
4. Step 4: Simplify right side
   443,070x = 944,610,991,921
5. Step 5: Solve for x
   x = 944,610,991,921/443,070
6. Step 6: Final answer
   x = 2,131,967.84