Finding the Third Proportional to 3,670,223 and 7,871,797

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,223 : 7,871,797 = 7,871,797 : x
2. Step 2: Convert to fraction form
   3,670,223/7,871,797 = 7,871,797/x
3. Step 3: Cross multiply
   3,670,223x = 7,871,797 × 7,871,797
4. Step 4: Simplify right side
   3,670,223x = 61,965,188,009,209
5. Step 5: Solve for x
   x = 61,965,188,009,209/3,670,223
6. Step 6: Final answer
   x = 16,883,221.54