Finding the Third Proportional to 1,323,878 and 1,984,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323,878 : 1,984,040 = 1,984,040 : x
2. Step 2: Convert to fraction form
   1,323,878/1,984,040 = 1,984,040/x
3. Step 3: Cross multiply
   1,323,878x = 1,984,040 × 1,984,040
4. Step 4: Simplify right side
   1,323,878x = 3,936,414,721,600
5. Step 5: Solve for x
   x = 3,936,414,721,600/1,323,878
6. Step 6: Final answer
   x = 2,973,396.89