Finding the Third Proportional to 21,820.50 and 33,135.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,820.50 : 33,135.75 = 33,135.75 : x
2. Step 2: Convert to fraction form
   21,820.50/33,135.75 = 33,135.75/x
3. Step 3: Cross multiply
   21,820.50x = 33,135.75 × 33,135.75
4. Step 4: Simplify right side
   21,820.50x = 1,097,977,928.06
5. Step 5: Solve for x
   x = 1,097,977,928.06/21,820.50
6. Step 6: Final answer
   x = 50,318.64