Finding the Third Proportional to 4,256,735 and 9,458,254

Step by Step Solution

1. Step 1: Write the proportion equation
   4,256,735 : 9,458,254 = 9,458,254 : x
2. Step 2: Convert to fraction form
   4,256,735/9,458,254 = 9,458,254/x
3. Step 3: Cross multiply
   4,256,735x = 9,458,254 × 9,458,254
4. Step 4: Simplify right side
   4,256,735x = 89,458,568,728,516
5. Step 5: Solve for x
   x = 89,458,568,728,516/4,256,735
6. Step 6: Final answer
   x = 21,015,771.18