Finding the Third Proportional to 1,831,077 and 3,977,397

Step by Step Solution

1. Step 1: Write the proportion equation
   1,831,077 : 3,977,397 = 3,977,397 : x
2. Step 2: Convert to fraction form
   1,831,077/3,977,397 = 3,977,397/x
3. Step 3: Cross multiply
   1,831,077x = 3,977,397 × 3,977,397
4. Step 4: Simplify right side
   1,831,077x = 15,819,686,895,609
5. Step 5: Solve for x
   x = 15,819,686,895,609/1,831,077
6. Step 6: Final answer
   x = 8,639,553.06