Finding the Third Proportional to 21,881 and 33,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,881 : 33,945.50 = 33,945.50 : x
2. Step 2: Convert to fraction form
   21,881/33,945.50 = 33,945.50/x
3. Step 3: Cross multiply
   21,881x = 33,945.50 × 33,945.50
4. Step 4: Simplify right side
   21,881x = 1,152,296,970.25
5. Step 5: Solve for x
   x = 1,152,296,970.25/21,881
6. Step 6: Final answer
   x = 52,661.99