Finding the Third Proportional to 21,508.50 and 33,222

Step by Step Solution

1. Step 1: Write the proportion equation
   21,508.50 : 33,222 = 33,222 : x
2. Step 2: Convert to fraction form
   21,508.50/33,222 = 33,222/x
3. Step 3: Cross multiply
   21,508.50x = 33,222 × 33,222
4. Step 4: Simplify right side
   21,508.50x = 1,103,701,284
5. Step 5: Solve for x
   x = 1,103,701,284/21,508.50
6. Step 6: Final answer
   x = 51,314.66