Finding the Third Proportional to 1,190,469 and 1,788,414

Step by Step Solution

1. Step 1: Write the proportion equation
   1,190,469 : 1,788,414 = 1,788,414 : x
2. Step 2: Convert to fraction form
   1,190,469/1,788,414 = 1,788,414/x
3. Step 3: Cross multiply
   1,190,469x = 1,788,414 × 1,788,414
4. Step 4: Simplify right side
   1,190,469x = 3,198,424,635,396
5. Step 5: Solve for x
   x = 3,198,424,635,396/1,190,469
6. Step 6: Final answer
   x = 2,686,692.92