Finding the Third Proportional to 21,500.50 and 33,209

Step by Step Solution

1. Step 1: Write the proportion equation
   21,500.50 : 33,209 = 33,209 : x
2. Step 2: Convert to fraction form
   21,500.50/33,209 = 33,209/x
3. Step 3: Cross multiply
   21,500.50x = 33,209 × 33,209
4. Step 4: Simplify right side
   21,500.50x = 1,102,837,681
5. Step 5: Solve for x
   x = 1,102,837,681/21,500.50
6. Step 6: Final answer
   x = 51,293.58