Finding the Third Proportional to 8,883.50 and 13,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,883.50 : 13,859.50 = 13,859.50 : x
2. Step 2: Convert to fraction form
   8,883.50/13,859.50 = 13,859.50/x
3. Step 3: Cross multiply
   8,883.50x = 13,859.50 × 13,859.50
4. Step 4: Simplify right side
   8,883.50x = 192,085,740.25
5. Step 5: Solve for x
   x = 192,085,740.25/8,883.50
6. Step 6: Final answer
   x = 21,622.75