Finding the Third Proportional to 5,871,683 and 8,268,672

Step by Step Solution

1. Step 1: Write the proportion equation
   5,871,683 : 8,268,672 = 8,268,672 : x
2. Step 2: Convert to fraction form
   5,871,683/8,268,672 = 8,268,672/x
3. Step 3: Cross multiply
   5,871,683x = 8,268,672 × 8,268,672
4. Step 4: Simplify right side
   5,871,683x = 68,370,936,643,584
5. Step 5: Solve for x
   x = 68,370,936,643,584/5,871,683
6. Step 6: Final answer
   x = 11,644,180.49