Finding the Third Proportional to 9,284.06 and 13,721.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,284.06 : 13,721.34 = 13,721.34 : x
2. Step 2: Convert to fraction form
   9,284.06/13,721.34 = 13,721.34/x
3. Step 3: Cross multiply
   9,284.06x = 13,721.34 × 13,721.34
4. Step 4: Simplify right side
   9,284.06x = 188,275,274.31
5. Step 5: Solve for x
   x = 188,275,274.31/9,284.06
6. Step 6: Final answer
   x = 20,279.41