Finding the Third Proportional to 3,308,940 and 5,308,938

Step by Step Solution

1. Step 1: Write the proportion equation
   3,308,940 : 5,308,938 = 5,308,938 : x
2. Step 2: Convert to fraction form
   3,308,940/5,308,938 = 5,308,938/x
3. Step 3: Cross multiply
   3,308,940x = 5,308,938 × 5,308,938
4. Step 4: Simplify right side
   3,308,940x = 28,184,822,687,844
5. Step 5: Solve for x
   x = 28,184,822,687,844/3,308,940
6. Step 6: Final answer
   x = 8,517,779.92