Finding the Third Proportional to 3,353,164 and 5,318,326

Step by Step Solution

1. Step 1: Write the proportion equation
   3,353,164 : 5,318,326 = 5,318,326 : x
2. Step 2: Convert to fraction form
   3,353,164/5,318,326 = 5,318,326/x
3. Step 3: Cross multiply
   3,353,164x = 5,318,326 × 5,318,326
4. Step 4: Simplify right side
   3,353,164x = 28,284,591,442,276
5. Step 5: Solve for x
   x = 28,284,591,442,276/3,353,164
6. Step 6: Final answer
   x = 8,435,194.77