Finding the Third Proportional to 9,483.47 and 13,660.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,483.47 : 13,660.31 = 13,660.31 : x
2. Step 2: Convert to fraction form
   9,483.47/13,660.31 = 13,660.31/x
3. Step 3: Cross multiply
   9,483.47x = 13,660.31 × 13,660.31
4. Step 4: Simplify right side
   9,483.47x = 186,604,137.60
5. Step 5: Solve for x
   x = 186,604,137.60/9,483.47
6. Step 6: Final answer
   x = 19,676.78