Finding the Third Proportional to 3,546,784 and 5,503,149

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,784 : 5,503,149 = 5,503,149 : x
2. Step 2: Convert to fraction form
   3,546,784/5,503,149 = 5,503,149/x
3. Step 3: Cross multiply
   3,546,784x = 5,503,149 × 5,503,149
4. Step 4: Simplify right side
   3,546,784x = 30,284,648,916,201
5. Step 5: Solve for x
   x = 30,284,648,916,201/3,546,784
6. Step 6: Final answer
   x = 8,538,622.29