Finding the Third Proportional to 1,200,477 and 1,831,205

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,477 : 1,831,205 = 1,831,205 : x
2. Step 2: Convert to fraction form
   1,200,477/1,831,205 = 1,831,205/x
3. Step 3: Cross multiply
   1,200,477x = 1,831,205 × 1,831,205
4. Step 4: Simplify right side
   1,200,477x = 3,353,311,752,025
5. Step 5: Solve for x
   x = 3,353,311,752,025/1,200,477
6. Step 6: Final answer
   x = 2,793,316.12