Finding the Third Proportional to 4,526,066 and 9,760,720

Step by Step Solution

1. Step 1: Write the proportion equation
   4,526,066 : 9,760,720 = 9,760,720 : x
2. Step 2: Convert to fraction form
   4,526,066/9,760,720 = 9,760,720/x
3. Step 3: Cross multiply
   4,526,066x = 9,760,720 × 9,760,720
4. Step 4: Simplify right side
   4,526,066x = 95,271,654,918,400
5. Step 5: Solve for x
   x = 95,271,654,918,400/4,526,066
6. Step 6: Final answer
   x = 21,049,550.52