Finding the Third Proportional to 443,620 and 971,196

Step by Step Solution

1. Step 1: Write the proportion equation
   443,620 : 971,196 = 971,196 : x
2. Step 2: Convert to fraction form
   443,620/971,196 = 971,196/x
3. Step 3: Cross multiply
   443,620x = 971,196 × 971,196
4. Step 4: Simplify right side
   443,620x = 943,221,670,416
5. Step 5: Solve for x
   x = 943,221,670,416/443,620
6. Step 6: Final answer
   x = 2,126,192.85