Finding the Third Proportional to 1,315,902 and 2,831,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,902 : 2,831,388 = 2,831,388 : x
2. Step 2: Convert to fraction form
   1,315,902/2,831,388 = 2,831,388/x
3. Step 3: Cross multiply
   1,315,902x = 2,831,388 × 2,831,388
4. Step 4: Simplify right side
   1,315,902x = 8,016,758,006,544
5. Step 5: Solve for x
   x = 8,016,758,006,544/1,315,902
6. Step 6: Final answer
   x = 6,092,215.08