Finding the Third Proportional to 8,499.50 and 18,458

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.50 : 18,458 = 18,458 : x
2. Step 2: Convert to fraction form
   8,499.50/18,458 = 18,458/x
3. Step 3: Cross multiply
   8,499.50x = 18,458 × 18,458
4. Step 4: Simplify right side
   8,499.50x = 340,697,764
5. Step 5: Solve for x
   x = 340,697,764/8,499.50
6. Step 6: Final answer
   x = 40,084.45