Finding the Third Proportional to 5,921,196 and 7,871,874

Step by Step Solution

1. Step 1: Write the proportion equation
   5,921,196 : 7,871,874 = 7,871,874 : x
2. Step 2: Convert to fraction form
   5,921,196/7,871,874 = 7,871,874/x
3. Step 3: Cross multiply
   5,921,196x = 7,871,874 × 7,871,874
4. Step 4: Simplify right side
   5,921,196x = 61,966,400,271,876
5. Step 5: Solve for x
   x = 61,966,400,271,876/5,921,196
6. Step 6: Final answer
   x = 10,465,183.09