Finding the Third Proportional to 1,823,431 and 3,967,946

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823,431 : 3,967,946 = 3,967,946 : x
2. Step 2: Convert to fraction form
   1,823,431/3,967,946 = 3,967,946/x
3. Step 3: Cross multiply
   1,823,431x = 3,967,946 × 3,967,946
4. Step 4: Simplify right side
   1,823,431x = 15,744,595,458,916
5. Step 5: Solve for x
   x = 15,744,595,458,916/1,823,431
6. Step 6: Final answer
   x = 8,634,598.98