Finding the Third Proportional to 3,639,567 and 5,708,912

Step by Step Solution

1. Step 1: Write the proportion equation
   3,639,567 : 5,708,912 = 5,708,912 : x
2. Step 2: Convert to fraction form
   3,639,567/5,708,912 = 5,708,912/x
3. Step 3: Cross multiply
   3,639,567x = 5,708,912 × 5,708,912
4. Step 4: Simplify right side
   3,639,567x = 32,591,676,223,744
5. Step 5: Solve for x
   x = 32,591,676,223,744/3,639,567
6. Step 6: Final answer
   x = 8,954,822.43