Finding the Third Proportional to 3,670,228 and 7,871,807

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,228 : 7,871,807 = 7,871,807 : x
2. Step 2: Convert to fraction form
   3,670,228/7,871,807 = 7,871,807/x
3. Step 3: Cross multiply
   3,670,228x = 7,871,807 × 7,871,807
4. Step 4: Simplify right side
   3,670,228x = 61,965,345,445,249
5. Step 5: Solve for x
   x = 61,965,345,445,249/3,670,228
6. Step 6: Final answer
   x = 16,883,241.43