Finding the Third Proportional to 3,639,563 and 5,708,906

Step by Step Solution

1. Step 1: Write the proportion equation
   3,639,563 : 5,708,906 = 5,708,906 : x
2. Step 2: Convert to fraction form
   3,639,563/5,708,906 = 5,708,906/x
3. Step 3: Cross multiply
   3,639,563x = 5,708,906 × 5,708,906
4. Step 4: Simplify right side
   3,639,563x = 32,591,607,716,836
5. Step 5: Solve for x
   x = 32,591,607,716,836/3,639,563
6. Step 6: Final answer
   x = 8,954,813.45