Finding the Third Proportional to 18,402.75 and 39,269.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,402.75 : 39,269.25 = 39,269.25 : x
2. Step 2: Convert to fraction form
   18,402.75/39,269.25 = 39,269.25/x
3. Step 3: Cross multiply
   18,402.75x = 39,269.25 × 39,269.25
4. Step 4: Simplify right side
   18,402.75x = 1,542,073,995.56
5. Step 5: Solve for x
   x = 1,542,073,995.56/18,402.75
6. Step 6: Final answer
   x = 83,795.85