Finding the Third Proportional to 3,852.56 and 8,388.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,852.56 : 8,388.56 = 8,388.56 : x
2. Step 2: Convert to fraction form
   3,852.56/8,388.56 = 8,388.56/x
3. Step 3: Cross multiply
   3,852.56x = 8,388.56 × 8,388.56
4. Step 4: Simplify right side
   3,852.56x = 70,367,980.82
5. Step 5: Solve for x
   x = 70,367,980.82/3,852.56
6. Step 6: Final answer
   x = 18,265.24