Finding the Third Proportional to 443,710 and 971,388

Step by Step Solution

1. Step 1: Write the proportion equation
   443,710 : 971,388 = 971,388 : x
2. Step 2: Convert to fraction form
   443,710/971,388 = 971,388/x
3. Step 3: Cross multiply
   443,710x = 971,388 × 971,388
4. Step 4: Simplify right side
   443,710x = 943,594,646,544
5. Step 5: Solve for x
   x = 943,594,646,544/443,710
6. Step 6: Final answer
   x = 2,126,602.16