Finding the Third Proportional to 1,373,687 and 2,019,370

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,687 : 2,019,370 = 2,019,370 : x
2. Step 2: Convert to fraction form
   1,373,687/2,019,370 = 2,019,370/x
3. Step 3: Cross multiply
   1,373,687x = 2,019,370 × 2,019,370
4. Step 4: Simplify right side
   1,373,687x = 4,077,855,196,900
5. Step 5: Solve for x
   x = 4,077,855,196,900/1,373,687
6. Step 6: Final answer
   x = 2,968,547.56