Finding the Third Proportional to 18,282.38 and 39,328.88

Step by Step Solution

1. Step 1: Write the proportion equation
   18,282.38 : 39,328.88 = 39,328.88 : x
2. Step 2: Convert to fraction form
   18,282.38/39,328.88 = 39,328.88/x
3. Step 3: Cross multiply
   18,282.38x = 39,328.88 × 39,328.88
4. Step 4: Simplify right side
   18,282.38x = 1,546,760,408.77
5. Step 5: Solve for x
   x = 1,546,760,408.77/18,282.38
6. Step 6: Final answer
   x = 84,603.91