Finding the Third Proportional to 3,547,554 and 5,480,910

Step by Step Solution

1. Step 1: Write the proportion equation
   3,547,554 : 5,480,910 = 5,480,910 : x
2. Step 2: Convert to fraction form
   3,547,554/5,480,910 = 5,480,910/x
3. Step 3: Cross multiply
   3,547,554x = 5,480,910 × 5,480,910
4. Step 4: Simplify right side
   3,547,554x = 30,040,374,428,100
5. Step 5: Solve for x
   x = 30,040,374,428,100/3,547,554
6. Step 6: Final answer
   x = 8,467,911.81