Finding the Third Proportional to 21,047.50 and 32,509.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,047.50 : 32,509.50 = 32,509.50 : x
2. Step 2: Convert to fraction form
   21,047.50/32,509.50 = 32,509.50/x
3. Step 3: Cross multiply
   21,047.50x = 32,509.50 × 32,509.50
4. Step 4: Simplify right side
   21,047.50x = 1,056,867,590.25
5. Step 5: Solve for x
   x = 1,056,867,590.25/21,047.50
6. Step 6: Final answer
   x = 50,213.45