Finding the Third Proportional to 2,078,816 and 3,109,747

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,816 : 3,109,747 = 3,109,747 : x
2. Step 2: Convert to fraction form
   2,078,816/3,109,747 = 3,109,747/x
3. Step 3: Cross multiply
   2,078,816x = 3,109,747 × 3,109,747
4. Step 4: Simplify right side
   2,078,816x = 9,670,526,404,009
5. Step 5: Solve for x
   x = 9,670,526,404,009/2,078,816
6. Step 6: Final answer
   x = 4,651,939.57