Finding the Third Proportional to 1,648,692 and 3,587,706

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,692 : 3,587,706 = 3,587,706 : x
2. Step 2: Convert to fraction form
   1,648,692/3,587,706 = 3,587,706/x
3. Step 3: Cross multiply
   1,648,692x = 3,587,706 × 3,587,706
4. Step 4: Simplify right side
   1,648,692x = 12,871,634,342,436
5. Step 5: Solve for x
   x = 12,871,634,342,436/1,648,692
6. Step 6: Final answer
   x = 7,807,179.47