Finding the Third Proportional to 1,553,710 and 3,389,864

Step by Step Solution

1. Step 1: Write the proportion equation
   1,553,710 : 3,389,864 = 3,389,864 : x
2. Step 2: Convert to fraction form
   1,553,710/3,389,864 = 3,389,864/x
3. Step 3: Cross multiply
   1,553,710x = 3,389,864 × 3,389,864
4. Step 4: Simplify right side
   1,553,710x = 11,491,177,938,496
5. Step 5: Solve for x
   x = 11,491,177,938,496/1,553,710
6. Step 6: Final answer
   x = 7,395,960.60