Finding the Third Proportional to 1,200,506 and 1,831,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,506 : 1,831,243 = 1,831,243 : x
2. Step 2: Convert to fraction form
   1,200,506/1,831,243 = 1,831,243/x
3. Step 3: Cross multiply
   1,200,506x = 1,831,243 × 1,831,243
4. Step 4: Simplify right side
   1,200,506x = 3,353,450,925,049
5. Step 5: Solve for x
   x = 3,353,450,925,049/1,200,506
6. Step 6: Final answer
   x = 2,793,364.57