Finding the Third Proportional to 987,018 and 2,123,760

Step by Step Solution

1. Step 1: Write the proportion equation
   987,018 : 2,123,760 = 2,123,760 : x
2. Step 2: Convert to fraction form
   987,018/2,123,760 = 2,123,760/x
3. Step 3: Cross multiply
   987,018x = 2,123,760 × 2,123,760
4. Step 4: Simplify right side
   987,018x = 4,510,356,537,600
5. Step 5: Solve for x
   x = 4,510,356,537,600/987,018
6. Step 6: Final answer
   x = 4,569,680.12