Finding the Third Proportional to 3,546,808 and 5,503,180

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,808 : 5,503,180 = 5,503,180 : x
2. Step 2: Convert to fraction form
   3,546,808/5,503,180 = 5,503,180/x
3. Step 3: Cross multiply
   3,546,808x = 5,503,180 × 5,503,180
4. Step 4: Simplify right side
   3,546,808x = 30,284,990,112,400
5. Step 5: Solve for x
   x = 30,284,990,112,400/3,546,808
6. Step 6: Final answer
   x = 8,538,660.71