Finding the Third Proportional to 4,256,970 and 9,066,036

Step by Step Solution

1. Step 1: Write the proportion equation
   4,256,970 : 9,066,036 = 9,066,036 : x
2. Step 2: Convert to fraction form
   4,256,970/9,066,036 = 9,066,036/x
3. Step 3: Cross multiply
   4,256,970x = 9,066,036 × 9,066,036
4. Step 4: Simplify right side
   4,256,970x = 82,193,008,753,296
5. Step 5: Solve for x
   x = 82,193,008,753,296/4,256,970
6. Step 6: Final answer
   x = 19,307,866.57