Finding the Third Proportional to 3,554,842 and 5,066,223

Step by Step Solution

1. Step 1: Write the proportion equation
   3,554,842 : 5,066,223 = 5,066,223 : x
2. Step 2: Convert to fraction form
   3,554,842/5,066,223 = 5,066,223/x
3. Step 3: Cross multiply
   3,554,842x = 5,066,223 × 5,066,223
4. Step 4: Simplify right side
   3,554,842x = 25,666,615,485,729
5. Step 5: Solve for x
   x = 25,666,615,485,729/3,554,842
6. Step 6: Final answer
   x = 7,220,184.61