Finding the Third Proportional to 17,728 and 37,616

Step by Step Solution

1. Step 1: Write the proportion equation
   17,728 : 37,616 = 37,616 : x
2. Step 2: Convert to fraction form
   17,728/37,616 = 37,616/x
3. Step 3: Cross multiply
   17,728x = 37,616 × 37,616
4. Step 4: Simplify right side
   17,728x = 1,414,963,456
5. Step 5: Solve for x
   x = 1,414,963,456/17,728
6. Step 6: Final answer
   x = 79,815.18