Finding the Third Proportional to 1,800,720 and 2,746,821

Step by Step Solution

1. Step 1: Write the proportion equation
   1,800,720 : 2,746,821 = 2,746,821 : x
2. Step 2: Convert to fraction form
   1,800,720/2,746,821 = 2,746,821/x
3. Step 3: Cross multiply
   1,800,720x = 2,746,821 × 2,746,821
4. Step 4: Simplify right side
   1,800,720x = 7,545,025,606,041
5. Step 5: Solve for x
   x = 7,545,025,606,041/1,800,720
6. Step 6: Final answer
   x = 4,190,004.89