Finding the Third Proportional to 4,206,534 and 9,150,096

Step by Step Solution

1. Step 1: Write the proportion equation
   4,206,534 : 9,150,096 = 9,150,096 : x
2. Step 2: Convert to fraction form
   4,206,534/9,150,096 = 9,150,096/x
3. Step 3: Cross multiply
   4,206,534x = 9,150,096 × 9,150,096
4. Step 4: Simplify right side
   4,206,534x = 83,724,256,809,216
5. Step 5: Solve for x
   x = 83,724,256,809,216/4,206,534
6. Step 6: Final answer
   x = 19,903,382.88