Finding the Third Proportional to 3,085,128 and 6,320,592

Step by Step Solution

1. Step 1: Write the proportion equation
   3,085,128 : 6,320,592 = 6,320,592 : x
2. Step 2: Convert to fraction form
   3,085,128/6,320,592 = 6,320,592/x
3. Step 3: Cross multiply
   3,085,128x = 6,320,592 × 6,320,592
4. Step 4: Simplify right side
   3,085,128x = 39,949,883,230,464
5. Step 5: Solve for x
   x = 39,949,883,230,464/3,085,128
6. Step 6: Final answer
   x = 12,949,181.76