Finding the Third Proportional to 3,554,838 and 5,066,217

Step by Step Solution

1. Step 1: Write the proportion equation
   3,554,838 : 5,066,217 = 5,066,217 : x
2. Step 2: Convert to fraction form
   3,554,838/5,066,217 = 5,066,217/x
3. Step 3: Cross multiply
   3,554,838x = 5,066,217 × 5,066,217
4. Step 4: Simplify right side
   3,554,838x = 25,666,554,691,089
5. Step 5: Solve for x
   x = 25,666,554,691,089/3,554,838
6. Step 6: Final answer
   x = 7,220,175.63