Finding the Third Proportional to 8,479.50 and 12,333.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,479.50 : 12,333.75 = 12,333.75 : x
2. Step 2: Convert to fraction form
   8,479.50/12,333.75 = 12,333.75/x
3. Step 3: Cross multiply
   8,479.50x = 12,333.75 × 12,333.75
4. Step 4: Simplify right side
   8,479.50x = 152,121,389.06
5. Step 5: Solve for x
   x = 152,121,389.06/8,479.50
6. Step 6: Final answer
   x = 17,939.90