Finding the Third Proportional to 1,297,838 and 2,014,778

Step by Step Solution

1. Step 1: Write the proportion equation
   1,297,838 : 2,014,778 = 2,014,778 : x
2. Step 2: Convert to fraction form
   1,297,838/2,014,778 = 2,014,778/x
3. Step 3: Cross multiply
   1,297,838x = 2,014,778 × 2,014,778
4. Step 4: Simplify right side
   1,297,838x = 4,059,330,389,284
5. Step 5: Solve for x
   x = 4,059,330,389,284/1,297,838
6. Step 6: Final answer
   x = 3,127,763.55