Finding the Third Proportional to 845,018 and 1,878,938

Step by Step Solution

1. Step 1: Write the proportion equation
   845,018 : 1,878,938 = 1,878,938 : x
2. Step 2: Convert to fraction form
   845,018/1,878,938 = 1,878,938/x
3. Step 3: Cross multiply
   845,018x = 1,878,938 × 1,878,938
4. Step 4: Simplify right side
   845,018x = 3,530,408,007,844
5. Step 5: Solve for x
   x = 3,530,408,007,844/845,018
6. Step 6: Final answer
   x = 4,177,908.65