Finding the Third Proportional to 3,668.06 and 7,740.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,668.06 : 7,740.56 = 7,740.56 : x
2. Step 2: Convert to fraction form
   3,668.06/7,740.56 = 7,740.56/x
3. Step 3: Cross multiply
   3,668.06x = 7,740.56 × 7,740.56
4. Step 4: Simplify right side
   3,668.06x = 59,916,307.82
5. Step 5: Solve for x
   x = 59,916,307.82/3,668.06
6. Step 6: Final answer
   x = 16,334.59