Finding the Third Proportional to 18,737.25 and 39,205.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,737.25 : 39,205.50 = 39,205.50 : x
2. Step 2: Convert to fraction form
   18,737.25/39,205.50 = 39,205.50/x
3. Step 3: Cross multiply
   18,737.25x = 39,205.50 × 39,205.50
4. Step 4: Simplify right side
   18,737.25x = 1,537,071,230.25
5. Step 5: Solve for x
   x = 1,537,071,230.25/18,737.25
6. Step 6: Final answer
   x = 82,032.91