Finding the Third Proportional to 18,267.75 and 28,019.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,267.75 : 28,019.25 = 28,019.25 : x
2. Step 2: Convert to fraction form
   18,267.75/28,019.25 = 28,019.25/x
3. Step 3: Cross multiply
   18,267.75x = 28,019.25 × 28,019.25
4. Step 4: Simplify right side
   18,267.75x = 785,078,370.56
5. Step 5: Solve for x
   x = 785,078,370.56/18,267.75
6. Step 6: Final answer
   x = 42,976.19