Finding the Third Proportional to 20,884.50 and 31,947.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,884.50 : 31,947.75 = 31,947.75 : x
2. Step 2: Convert to fraction form
   20,884.50/31,947.75 = 31,947.75/x
3. Step 3: Cross multiply
   20,884.50x = 31,947.75 × 31,947.75
4. Step 4: Simplify right side
   20,884.50x = 1,020,658,730.06
5. Step 5: Solve for x
   x = 1,020,658,730.06/20,884.50
6. Step 6: Final answer
   x = 48,871.59