Finding the Third Proportional to 3,546,788 and 5,503,155

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,788 : 5,503,155 = 5,503,155 : x
2. Step 2: Convert to fraction form
   3,546,788/5,503,155 = 5,503,155/x
3. Step 3: Cross multiply
   3,546,788x = 5,503,155 × 5,503,155
4. Step 4: Simplify right side
   3,546,788x = 30,284,714,954,025
5. Step 5: Solve for x
   x = 30,284,714,954,025/3,546,788
6. Step 6: Final answer
   x = 8,538,631.28