Finding the Third Proportional to 18,734.50 and 28,225.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,734.50 : 28,225.50 = 28,225.50 : x
2. Step 2: Convert to fraction form
   18,734.50/28,225.50 = 28,225.50/x
3. Step 3: Cross multiply
   18,734.50x = 28,225.50 × 28,225.50
4. Step 4: Simplify right side
   18,734.50x = 796,678,850.25
5. Step 5: Solve for x
   x = 796,678,850.25/18,734.50
6. Step 6: Final answer
   x = 42,524.69