Finding the Third Proportional to 3,688.88 and 7,794.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688.88 : 7,794.56 = 7,794.56 : x
2. Step 2: Convert to fraction form
   3,688.88/7,794.56 = 7,794.56/x
3. Step 3: Cross multiply
   3,688.88x = 7,794.56 × 7,794.56
4. Step 4: Simplify right side
   3,688.88x = 60,755,204.57
5. Step 5: Solve for x
   x = 60,755,204.57/3,688.88
6. Step 6: Final answer
   x = 16,469.85