Finding the Third Proportional to 1,200,498 and 1,831,242

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,498 : 1,831,242 = 1,831,242 : x
2. Step 2: Convert to fraction form
   1,200,498/1,831,242 = 1,831,242/x
3. Step 3: Cross multiply
   1,200,498x = 1,831,242 × 1,831,242
4. Step 4: Simplify right side
   1,200,498x = 3,353,447,262,564
5. Step 5: Solve for x
   x = 3,353,447,262,564/1,200,498
6. Step 6: Final answer
   x = 2,793,380.13