Finding the Third Proportional to 20,619 and 32,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,619 : 32,890.50 = 32,890.50 : x
2. Step 2: Convert to fraction form
   20,619/32,890.50 = 32,890.50/x
3. Step 3: Cross multiply
   20,619x = 32,890.50 × 32,890.50
4. Step 4: Simplify right side
   20,619x = 1,081,784,990.25
5. Step 5: Solve for x
   x = 1,081,784,990.25/20,619
6. Step 6: Final answer
   x = 52,465.44