Finding the Third Proportional to 1,373,691 and 2,019,375

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,691 : 2,019,375 = 2,019,375 : x
2. Step 2: Convert to fraction form
   1,373,691/2,019,375 = 2,019,375/x
3. Step 3: Cross multiply
   1,373,691x = 2,019,375 × 2,019,375
4. Step 4: Simplify right side
   1,373,691x = 4,077,875,390,625
5. Step 5: Solve for x
   x = 4,077,875,390,625/1,373,691
6. Step 6: Final answer
   x = 2,968,553.62