Finding the Third Proportional to 1,117,928 and 2,412,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,117,928 : 2,412,912 = 2,412,912 : x
2. Step 2: Convert to fraction form
   1,117,928/2,412,912 = 2,412,912/x
3. Step 3: Cross multiply
   1,117,928x = 2,412,912 × 2,412,912
4. Step 4: Simplify right side
   1,117,928x = 5,822,144,319,744
5. Step 5: Solve for x
   x = 5,822,144,319,744/1,117,928
6. Step 6: Final answer
   x = 5,207,977.90