Finding the Third Proportional to 1,200,496 and 1,831,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,496 : 1,831,238 = 1,831,238 : x
2. Step 2: Convert to fraction form
   1,200,496/1,831,238 = 1,831,238/x
3. Step 3: Cross multiply
   1,200,496x = 1,831,238 × 1,831,238
4. Step 4: Simplify right side
   1,200,496x = 3,353,432,612,644
5. Step 5: Solve for x
   x = 3,353,432,612,644/1,200,496
6. Step 6: Final answer
   x = 2,793,372.58