Finding the Third Proportional to 1,946,692 and 3,986,696

Step by Step Solution

1. Step 1: Write the proportion equation
   1,946,692 : 3,986,696 = 3,986,696 : x
2. Step 2: Convert to fraction form
   1,946,692/3,986,696 = 3,986,696/x
3. Step 3: Cross multiply
   1,946,692x = 3,986,696 × 3,986,696
4. Step 4: Simplify right side
   1,946,692x = 15,893,744,996,416
5. Step 5: Solve for x
   x = 15,893,744,996,416/1,946,692
6. Step 6: Final answer
   x = 8,164,488.78