Finding the Third Proportional to 9,591.50 and 20,515.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.50 : 20,515.25 = 20,515.25 : x
2. Step 2: Convert to fraction form
   9,591.50/20,515.25 = 20,515.25/x
3. Step 3: Cross multiply
   9,591.50x = 20,515.25 × 20,515.25
4. Step 4: Simplify right side
   9,591.50x = 420,875,482.56
5. Step 5: Solve for x
   x = 420,875,482.56/9,591.50
6. Step 6: Final answer
   x = 43,880.05