Finding the Third Proportional to 2,078,811 and 3,109,740

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,811 : 3,109,740 = 3,109,740 : x
2. Step 2: Convert to fraction form
   2,078,811/3,109,740 = 3,109,740/x
3. Step 3: Cross multiply
   2,078,811x = 3,109,740 × 3,109,740
4. Step 4: Simplify right side
   2,078,811x = 9,670,482,867,600
5. Step 5: Solve for x
   x = 9,670,482,867,600/2,078,811
6. Step 6: Final answer
   x = 4,651,929.81