Finding the Third Proportional to 1,373,718 and 2,019,417

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,718 : 2,019,417 = 2,019,417 : x
2. Step 2: Convert to fraction form
   1,373,718/2,019,417 = 2,019,417/x
3. Step 3: Cross multiply
   1,373,718x = 2,019,417 × 2,019,417
4. Step 4: Simplify right side
   1,373,718x = 4,078,045,019,889
5. Step 5: Solve for x
   x = 4,078,045,019,889/1,373,718
6. Step 6: Final answer
   x = 2,968,618.76