Finding the Third Proportional to 5,137,852 and 8,000,862

Step by Step Solution

1. Step 1: Write the proportion equation
   5,137,852 : 8,000,862 = 8,000,862 : x
2. Step 2: Convert to fraction form
   5,137,852/8,000,862 = 8,000,862/x
3. Step 3: Cross multiply
   5,137,852x = 8,000,862 × 8,000,862
4. Step 4: Simplify right side
   5,137,852x = 64,013,792,743,044
5. Step 5: Solve for x
   x = 64,013,792,743,044/5,137,852
6. Step 6: Final answer
   x = 12,459,251.99