Finding the Third Proportional to 1,199,394 and 2,831,359

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199,394 : 2,831,359 = 2,831,359 : x
2. Step 2: Convert to fraction form
   1,199,394/2,831,359 = 2,831,359/x
3. Step 3: Cross multiply
   1,199,394x = 2,831,359 × 2,831,359
4. Step 4: Simplify right side
   1,199,394x = 8,016,593,786,881
5. Step 5: Solve for x
   x = 8,016,593,786,881/1,199,394
6. Step 6: Final answer
   x = 6,683,870.18