Finding the Third Proportional to 1,248,552 and 1,869,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,552 : 1,869,408 = 1,869,408 : x
2. Step 2: Convert to fraction form
   1,248,552/1,869,408 = 1,869,408/x
3. Step 3: Cross multiply
   1,248,552x = 1,869,408 × 1,869,408
4. Step 4: Simplify right side
   1,248,552x = 3,494,686,270,464
5. Step 5: Solve for x
   x = 3,494,686,270,464/1,248,552
6. Step 6: Final answer
   x = 2,798,991.37