Finding the Third Proportional to 1,065,518 and 1,629,990

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,518 : 1,629,990 = 1,629,990 : x
2. Step 2: Convert to fraction form
   1,065,518/1,629,990 = 1,629,990/x
3. Step 3: Cross multiply
   1,065,518x = 1,629,990 × 1,629,990
4. Step 4: Simplify right side
   1,065,518x = 2,656,867,400,100
5. Step 5: Solve for x
   x = 2,656,867,400,100/1,065,518
6. Step 6: Final answer
   x = 2,493,498.37