Finding the Third Proportional to 18,346.50 and 28,294.31

Step by Step Solution

1. Step 1: Write the proportion equation
   18,346.50 : 28,294.31 = 28,294.31 : x
2. Step 2: Convert to fraction form
   18,346.50/28,294.31 = 28,294.31/x
3. Step 3: Cross multiply
   18,346.50x = 28,294.31 × 28,294.31
4. Step 4: Simplify right side
   18,346.50x = 800,568,119.85
5. Step 5: Solve for x
   x = 800,568,119.85/18,346.50
6. Step 6: Final answer
   x = 43,636.01