Finding the Third Proportional to 20,915 and 32,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,915 : 32,607.50 = 32,607.50 : x
2. Step 2: Convert to fraction form
   20,915/32,607.50 = 32,607.50/x
3. Step 3: Cross multiply
   20,915x = 32,607.50 × 32,607.50
4. Step 4: Simplify right side
   20,915x = 1,063,249,056.25
5. Step 5: Solve for x
   x = 1,063,249,056.25/20,915
6. Step 6: Final answer
   x = 50,836.67