Finding the Third Proportional to 14,383.69 and 20,643.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,383.69 : 20,643.75 = 20,643.75 : x
2. Step 2: Convert to fraction form
   14,383.69/20,643.75 = 20,643.75/x
3. Step 3: Cross multiply
   14,383.69x = 20,643.75 × 20,643.75
4. Step 4: Simplify right side
   14,383.69x = 426,164,414.06
5. Step 5: Solve for x
   x = 426,164,414.06/14,383.69
6. Step 6: Final answer
   x = 29,628.31