Finding the Third Proportional to 986,928 and 2,123,544

Step by Step Solution

1. Step 1: Write the proportion equation
   986,928 : 2,123,544 = 2,123,544 : x
2. Step 2: Convert to fraction form
   986,928/2,123,544 = 2,123,544/x
3. Step 3: Cross multiply
   986,928x = 2,123,544 × 2,123,544
4. Step 4: Simplify right side
   986,928x = 4,509,439,119,936
5. Step 5: Solve for x
   x = 4,509,439,119,936/986,928
6. Step 6: Final answer
   x = 4,569,167.27