Finding the Third Proportional to 19,824.75 and 28,643.06

Step by Step Solution

1. Step 1: Write the proportion equation
   19,824.75 : 28,643.06 = 28,643.06 : x
2. Step 2: Convert to fraction form
   19,824.75/28,643.06 = 28,643.06/x
3. Step 3: Cross multiply
   19,824.75x = 28,643.06 × 28,643.06
4. Step 4: Simplify right side
   19,824.75x = 820,425,029.38
5. Step 5: Solve for x
   x = 820,425,029.38/19,824.75
6. Step 6: Final answer
   x = 41,383.88