Finding the Third Proportional to 18,834.50 and 28,292.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,834.50 : 28,292.50 = 28,292.50 : x
2. Step 2: Convert to fraction form
   18,834.50/28,292.50 = 28,292.50/x
3. Step 3: Cross multiply
   18,834.50x = 28,292.50 × 28,292.50
4. Step 4: Simplify right side
   18,834.50x = 800,465,556.25
5. Step 5: Solve for x
   x = 800,465,556.25/18,834.50
6. Step 6: Final answer
   x = 42,499.96