Finding the Third Proportional to 1,831,112 and 3,977,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,831,112 : 3,977,460 = 3,977,460 : x
2. Step 2: Convert to fraction form
   1,831,112/3,977,460 = 3,977,460/x
3. Step 3: Cross multiply
   1,831,112x = 3,977,460 × 3,977,460
4. Step 4: Simplify right side
   1,831,112x = 15,820,188,051,600
5. Step 5: Solve for x
   x = 15,820,188,051,600/1,831,112
6. Step 6: Final answer
   x = 8,639,661.61