Finding the Third Proportional to 1,315,904 and 2,831,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,904 : 2,831,392 = 2,831,392 : x
2. Step 2: Convert to fraction form
   1,315,904/2,831,392 = 2,831,392/x
3. Step 3: Cross multiply
   1,315,904x = 2,831,392 × 2,831,392
4. Step 4: Simplify right side
   1,315,904x = 8,016,780,657,664
5. Step 5: Solve for x
   x = 8,016,780,657,664/1,315,904
6. Step 6: Final answer
   x = 6,092,223.03