Finding the Third Proportional to 21,422 and 33,500.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,422 : 33,500.50 = 33,500.50 : x
2. Step 2: Convert to fraction form
   21,422/33,500.50 = 33,500.50/x
3. Step 3: Cross multiply
   21,422x = 33,500.50 × 33,500.50
4. Step 4: Simplify right side
   21,422x = 1,122,283,500.25
5. Step 5: Solve for x
   x = 1,122,283,500.25/21,422
6. Step 6: Final answer
   x = 52,389.30