Finding the Third Proportional to 19,085.63 and 27,489.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,085.63 : 27,489.38 = 27,489.38 : x
2. Step 2: Convert to fraction form
   19,085.63/27,489.38 = 27,489.38/x
3. Step 3: Cross multiply
   19,085.63x = 27,489.38 × 27,489.38
4. Step 4: Simplify right side
   19,085.63x = 755,665,737.89
5. Step 5: Solve for x
   x = 755,665,737.89/19,085.63
6. Step 6: Final answer
   x = 39,593.45