Finding the Third Proportional to 21,148.50 and 33,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,148.50 : 33,019.50 = 33,019.50 : x
2. Step 2: Convert to fraction form
   21,148.50/33,019.50 = 33,019.50/x
3. Step 3: Cross multiply
   21,148.50x = 33,019.50 × 33,019.50
4. Step 4: Simplify right side
   21,148.50x = 1,090,287,380.25
5. Step 5: Solve for x
   x = 1,090,287,380.25/21,148.50
6. Step 6: Final answer
   x = 51,553.89