Finding the Third Proportional to 1,691,916 and 3,662,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,916 : 3,662,616 = 3,662,616 : x
2. Step 2: Convert to fraction form
   1,691,916/3,662,616 = 3,662,616/x
3. Step 3: Cross multiply
   1,691,916x = 3,662,616 × 3,662,616
4. Step 4: Simplify right side
   1,691,916x = 13,414,755,963,456
5. Step 5: Solve for x
   x = 13,414,755,963,456/1,691,916
6. Step 6: Final answer
   x = 7,928,736.39