Finding the Third Proportional to 21,550 and 33,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,550 : 33,112.50 = 33,112.50 : x
2. Step 2: Convert to fraction form
   21,550/33,112.50 = 33,112.50/x
3. Step 3: Cross multiply
   21,550x = 33,112.50 × 33,112.50
4. Step 4: Simplify right side
   21,550x = 1,096,437,656.25
5. Step 5: Solve for x
   x = 1,096,437,656.25/21,550
6. Step 6: Final answer
   x = 50,878.78