Finding the Third Proportional to 9,499.68 and 20,671.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.68 : 20,671.56 = 20,671.56 : x
2. Step 2: Convert to fraction form
   9,499.68/20,671.56 = 20,671.56/x
3. Step 3: Cross multiply
   9,499.68x = 20,671.56 × 20,671.56
4. Step 4: Simplify right side
   9,499.68x = 427,313,334.69
5. Step 5: Solve for x
   x = 427,313,334.69/9,499.68
6. Step 6: Final answer
   x = 44,981.89