Finding the Third Proportional to 8,482.50 and 18,470.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,482.50 : 18,470.81 = 18,470.81 : x
2. Step 2: Convert to fraction form
   8,482.50/18,470.81 = 18,470.81/x
3. Step 3: Cross multiply
   8,482.50x = 18,470.81 × 18,470.81
4. Step 4: Simplify right side
   8,482.50x = 341,170,914.41
5. Step 5: Solve for x
   x = 341,170,914.41/8,482.50
6. Step 6: Final answer
   x = 40,220.56