Finding the Third Proportional to 1,297,634 and 2,066,363

Step by Step Solution

1. Step 1: Write the proportion equation
   1,297,634 : 2,066,363 = 2,066,363 : x
2. Step 2: Convert to fraction form
   1,297,634/2,066,363 = 2,066,363/x
3. Step 3: Cross multiply
   1,297,634x = 2,066,363 × 2,066,363
4. Step 4: Simplify right side
   1,297,634x = 4,269,856,047,769
5. Step 5: Solve for x
   x = 4,269,856,047,769/1,297,634
6. Step 6: Final answer
   x = 3,290,493.35