Finding the Third Proportional to 1,993,896 and 4,386,344

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,896 : 4,386,344 = 4,386,344 : x
2. Step 2: Convert to fraction form
   1,993,896/4,386,344 = 4,386,344/x
3. Step 3: Cross multiply
   1,993,896x = 4,386,344 × 4,386,344
4. Step 4: Simplify right side
   1,993,896x = 19,240,013,686,336
5. Step 5: Solve for x
   x = 19,240,013,686,336/1,993,896
6. Step 6: Final answer
   x = 9,649,456.99