Finding the Third Proportional to 3,517,628 and 5,255,736

Step by Step Solution

1. Step 1: Write the proportion equation
   3,517,628 : 5,255,736 = 5,255,736 : x
2. Step 2: Convert to fraction form
   3,517,628/5,255,736 = 5,255,736/x
3. Step 3: Cross multiply
   3,517,628x = 5,255,736 × 5,255,736
4. Step 4: Simplify right side
   3,517,628x = 27,622,760,901,696
5. Step 5: Solve for x
   x = 27,622,760,901,696/3,517,628
6. Step 6: Final answer
   x = 7,852,666.88