Finding the Third Proportional to 18,494.75 and 40,449.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,494.75 : 40,449.50 = 40,449.50 : x
2. Step 2: Convert to fraction form
   18,494.75/40,449.50 = 40,449.50/x
3. Step 3: Cross multiply
   18,494.75x = 40,449.50 × 40,449.50
4. Step 4: Simplify right side
   18,494.75x = 1,636,162,050.25
5. Step 5: Solve for x
   x = 1,636,162,050.25/18,494.75
6. Step 6: Final answer
   x = 88,466.30