Finding the Third Proportional to 1,392,537 and 1,878,849

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392,537 : 1,878,849 = 1,878,849 : x
2. Step 2: Convert to fraction form
   1,392,537/1,878,849 = 1,878,849/x
3. Step 3: Cross multiply
   1,392,537x = 1,878,849 × 1,878,849
4. Step 4: Simplify right side
   1,392,537x = 3,530,073,564,801
5. Step 5: Solve for x
   x = 3,530,073,564,801/1,392,537
6. Step 6: Final answer
   x = 2,534,994.45