Finding the Third Proportional to 4,303,080 and 9,270,066

Step by Step Solution

1. Step 1: Write the proportion equation
   4,303,080 : 9,270,066 = 9,270,066 : x
2. Step 2: Convert to fraction form
   4,303,080/9,270,066 = 9,270,066/x
3. Step 3: Cross multiply
   4,303,080x = 9,270,066 × 9,270,066
4. Step 4: Simplify right side
   4,303,080x = 85,934,123,644,356
5. Step 5: Solve for x
   x = 85,934,123,644,356/4,303,080
6. Step 6: Final answer
   x = 19,970,375.56