Finding the Third Proportional to 21,604.50 and 32,856.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,604.50 : 32,856.75 = 32,856.75 : x
2. Step 2: Convert to fraction form
   21,604.50/32,856.75 = 32,856.75/x
3. Step 3: Cross multiply
   21,604.50x = 32,856.75 × 32,856.75
4. Step 4: Simplify right side
   21,604.50x = 1,079,566,020.56
5. Step 5: Solve for x
   x = 1,079,566,020.56/21,604.50
6. Step 6: Final answer
   x = 49,969.50