Finding the Third Proportional to 3,546,791 and 5,503,161

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,791 : 5,503,161 = 5,503,161 : x
2. Step 2: Convert to fraction form
   3,546,791/5,503,161 = 5,503,161/x
3. Step 3: Cross multiply
   3,546,791x = 5,503,161 × 5,503,161
4. Step 4: Simplify right side
   3,546,791x = 30,284,780,991,921
5. Step 5: Solve for x
   x = 30,284,780,991,921/3,546,791
6. Step 6: Final answer
   x = 8,538,642.68