Finding the Third Proportional to 13,200.75 and 20,666.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,200.75 : 20,666.25 = 20,666.25 : x
2. Step 2: Convert to fraction form
   13,200.75/20,666.25 = 20,666.25/x
3. Step 3: Cross multiply
   13,200.75x = 20,666.25 × 20,666.25
4. Step 4: Simplify right side
   13,200.75x = 427,093,889.06
5. Step 5: Solve for x
   x = 427,093,889.06/13,200.75
6. Step 6: Final answer
   x = 32,353.76