Finding the Third Proportional to 1,663,896 and 2,379,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,896 : 2,379,456 = 2,379,456 : x
2. Step 2: Convert to fraction form
   1,663,896/2,379,456 = 2,379,456/x
3. Step 3: Cross multiply
   1,663,896x = 2,379,456 × 2,379,456
4. Step 4: Simplify right side
   1,663,896x = 5,661,810,855,936
5. Step 5: Solve for x
   x = 5,661,810,855,936/1,663,896
6. Step 6: Final answer
   x = 3,402,743.23