Finding the Third Proportional to 1,238,787 and 1,914,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,787 : 1,914,510 = 1,914,510 : x
2. Step 2: Convert to fraction form
   1,238,787/1,914,510 = 1,914,510/x
3. Step 3: Cross multiply
   1,238,787x = 1,914,510 × 1,914,510
4. Step 4: Simplify right side
   1,238,787x = 3,665,348,540,100
5. Step 5: Solve for x
   x = 3,665,348,540,100/1,238,787
6. Step 6: Final answer
   x = 2,958,820.64