Finding the Third Proportional to 4,206,530 and 9,150,088

Step by Step Solution

1. Step 1: Write the proportion equation
   4,206,530 : 9,150,088 = 9,150,088 : x
2. Step 2: Convert to fraction form
   4,206,530/9,150,088 = 9,150,088/x
3. Step 3: Cross multiply
   4,206,530x = 9,150,088 × 9,150,088
4. Step 4: Simplify right side
   4,206,530x = 83,724,110,407,744
5. Step 5: Solve for x
   x = 83,724,110,407,744/4,206,530
6. Step 6: Final answer
   x = 19,903,367.01