Finding the Third Proportional to 18,937.69 and 39,833.44

Step by Step Solution

1. Step 1: Write the proportion equation
   18,937.69 : 39,833.44 = 39,833.44 : x
2. Step 2: Convert to fraction form
   18,937.69/39,833.44 = 39,833.44/x
3. Step 3: Cross multiply
   18,937.69x = 39,833.44 × 39,833.44
4. Step 4: Simplify right side
   18,937.69x = 1,586,702,743.07
5. Step 5: Solve for x
   x = 1,586,702,743.07/18,937.69
6. Step 6: Final answer
   x = 83,785.45